create a website

Impact of Human Energy Expenditure on Order Picking Productivity: A Monte Carlo Simulation Study in a Zone Picking System. (2023). Adnan, Khudair ; Nader, Al Theeb ; Omar, Al-Araidah ; Malik, Al-Ali.
In: Engineering Management in Production and Services.
RePEc:vrs:ecoman:v:15:y:2023:i:4:p:12-24:n:7.

Full description at Econpapers || Download paper

Cited: 0

Citations received by this document

Cites: 37

References cited by this document

Cocites: 40

Documents which have cited the same bibliography

Coauthors: 0

Authors who have wrote about the same topic

Citations

Citations received by this document

    This document has not been cited yet.

References

References cited by this document

  1. Al-Araidah, O., Okudan-Kremer, G., Gunay, E. E., & Chu, C.-Y. (2021). A Monte Carlo simulation to estimate fatigue allowance for female order pickers in high traffic manual picking systems. International Journal of Production Research, 59, 4711-4722.

  2. Al-Eisawi, K. W., Kerk, C. J., Congleton, J. J., Amendola, A. A., Jenkins, O. C., & Gaines, W. (1999). Factors affecting minimum push and pull forces of manual carts. Applied Ergonomics, 30(3), 235-245.
    Paper not yet in RePEc: Add citation now
  3. Applied Ergonomics, 21, 311-317. Raychaudhuri, S. (2008). Introduction to monte carlo simulation. Winter simulation conference. IEEE, 91100.
    Paper not yet in RePEc: Add citation now
  4. Baležentis, T., & Streimikiene, D. (2017). Multi-criteria ranking of energy generation scenarios with Monte Carlo simulation. Applied Energy, 185, 862-871.

  5. Battini, D., Glock, C. H., Grosse, E. H., Persona, A.,&Sgarbossa,F.(2016).Humanenergyexpenditure in order picking storage assignment: A bi-objective method. Computers & Industrial Engineering, 94, 147-157.

  6. Calzavara, M., Glock, C. H., Grosse, E. H. & Sgarbossa, F. (2019a). An integrated storage assignment method for manual order picking warehouses considering cost, workload and posture. International Journal of Production Research, 57, 2392-2408.

  7. Calzavara, M., Glock, C. H., Grosse, E. H., Persona, A., & Sgarbossa, F. (2017). Analysis of economic and ergonomic performance measures of different rack layouts in an order picking warehouse. Computers & Industrial Engineering, 111, 527-536.

  8. Calzavara, M., Persona, A., Sgarbossa, F., & Visentin, V. (2019b). A model for rest allowance estimation to improve tasks assignment to operators. International Journal of Production Research, 57, 948-962.

  9. Caron, F., Marchet, G., & Perego, A. (2000). Optimal layout in low-level picker-to-part systems. International Journal of Production Research, 38, 101-117.
    Paper not yet in RePEc: Add citation now
  10. Constrained total energy expenditure and metabolic adaptation to physical activity in adult humans. Current Biology, 26(3), 410-417. Poulianiti, K. P., Havenith, G., & Flouris, A. D. (2018).
    Paper not yet in RePEc: Add citation now
  11. Dc Graves Industrial Steel Cart Index. Retrieved from https://www.dcgraves.com/Welded-Industrial-SteelCarts -s/1818.htm Elbert, R., & Müller, J. P. (2017). Manoeuvres in manual person-to-parts order picking systems: Is there a significant influence on travel time and metabolic rates? IFAC-PapersOnLine, 50, 6894-6899.

  12. De Vries, J., De Koster, R., & Stam, D. (2016). Exploring the role of picker personality in predicting picking performance with pick by voice, pick to light and RFterminal picking. International Journal of Production Research, 54, 2260-2274.

  13. Finco, S., Battini, D., Delorme, X., Persona, A., & Sgarbossa, F. (2020). Workers’ rest allowance and smoothing of the workload in assembly lines. International Journal of Production Research, 58, 1255-1270.

  14. Flow Measurement and Instrumentation, 12, 291-298. Parikh, P. J., & Meller, R. D. (2008). Selecting between batch and zone order picking strategies in a distribution center. Transportation Research Part E: Logistics and Transportation Review, 44, 696-719.

  15. Garg, A., Chaffin, D. B., & Herrin, G. D. (1978). Prediction of metabolic rates for manual materials handling jobs. American Industrial Hygiene Association Journal, 39, 661-674.
    Paper not yet in RePEc: Add citation now
  16. Gibbs, B. B., Kowalsky, R. J., Perdomo, S. J., Grier, M., & Jakicic, J. (2017). Energy expenditure of deskwork when sitting, standing or alternating positions. Occupational Medicine, 67, 121-127.
    Paper not yet in RePEc: Add citation now
  17. Grosse, E. H., Glock, C. H., Jaber, M. Y., & Neumann, W. P. (2015). Incorporating human factors in order picking planning models: framework and research opportunities. International Journal of Production Research, 53(3), 695-717.

  18. Harrison, R. L. (2010). Introduction to Monte Carlo simulation. AIP conference proceedings. American Institute of Physics, 17-21.
    Paper not yet in RePEc: Add citation now
  19. Ho, Y.-C., & Liu, C.-F. (2005). A design methodology for converting a regular warehouse into a zonepicking warehouse. Journal of the Chinese Institute of Industrial Engineers, 22, 332-345.
    Paper not yet in RePEc: Add citation now
  20. Horiuchi, M., Muraki, S., Horiuchi, Y., Inada, N., & Abe, D. (2014). Energy cost of pushing a wheelchair on various gradients in young men. International Journal of Industrial Ergonomics, 44, 442-447.
    Paper not yet in RePEc: Add citation now
  21. International Journal of Production Economics, 92, 11-19. Petersen, C. G., Siu, C., & Heiser, D. R. (2005). Improving order picking performance utilizing slotting and golden zone storage. International Journal of Operations & Production Management, 25(10), 9971012.
    Paper not yet in RePEc: Add citation now
  22. Marmidis, G., Lazarou, S., & Pyrgioti, E. (2008). Optimal placement of wind turbines in a wind park using Monte Carlo simulation. Renewable Energy, 33, 1455-1460.

  23. Metabolic energy cost of workers in agriculture, construction, manufacturing, tourism, and transportation industries. Industrial Health. Price, A. (1990). Calculating relaxation allowances for construction operatives—Part 1: Metabolic cost.
    Paper not yet in RePEc: Add citation now
  24. Ocobock, C. (2016). Human energy expenditure, allocation, and interactions in natural temperate, hot, and cold environments. American Journal of Physical Anthropology, 161(4), 667-675.
    Paper not yet in RePEc: Add citation now
  25. Papadopoulos, C. E., & Yeung, H. (2001). Uncertainty estimation and Monte Carlo simulation method.
    Paper not yet in RePEc: Add citation now
  26. Petersen, C. G. (1997). An evaluation of order picking routeing policies. International Journal of Operations & Production Management.
    Paper not yet in RePEc: Add citation now
  27. Petersen, C. G. (2002). Considerations in order picking zone configuration. International Journal of Operations & Production Management.
    Paper not yet in RePEc: Add citation now
  28. Petersen, C. G. & Aase, G. (2004). A comparison of picking, storage, and routing policies in manual order picking.

  29. Pontzer, H., Durazo-Arvizu, R., Dugas, L. R., Plange-Rhule, J., Bovet, P., Forrester, T. E., ... & Luke, A. (2016).
    Paper not yet in RePEc: Add citation now
  30. Roodbergen, K. J., Sharp, G. P., & Vis, I. F. (2008). Designing the layout structure of manual order picking areas in warehouses. IIE Transactions, 40, 1032-1045.
    Paper not yet in RePEc: Add citation now
  31. Saderova, J., Poplawski, L., Balog Jr, M., Michalkova, S., & Cvoliga, M. (2020). Layout design options for warehouse management. Polish Journal of Management Studies, 22(2), 443-455.
    Paper not yet in RePEc: Add citation now
  32. Science, 13, 51-54. Calzavara, M., Glock, C. H., Grosse, E. H., Persona, A., & Sgarbossa, F. (2016). Models for an ergonomic evaluation of order picking from different rack layouts. IFAC-PapersOnLine, 49, 1715-1720.

  33. Sgarbossa, F., & Vijayakumar, V. (2020). Reducing fatigue level through tasks and breaks assignment in order picking system. 21st IFAC World Congress (Virtual) Berlin, Germany, July 12-17, 2020.
    Paper not yet in RePEc: Add citation now
  34. Tompkins, J. A., White, J. A., Bozer, Y. A., & Tanchoco, J. M. A. (2010). Facilities planning. John Wiley & Sons.
    Paper not yet in RePEc: Add citation now
  35. Vanheusden, S., Van Gils, T., Caris, A., Ramaekers, K., & Braekers, K. 2020. Operational workload balancing in manual order picking. Computers & Industrial Engineering, 141, 106269.
    Paper not yet in RePEc: Add citation now
  36. Weisner, K., & Deuse, J. (2014). Assessment methodology to design an ergonomic and sustainable order picking system using motion capturing systems. Procedia CIRP, 17, 422-427.
    Paper not yet in RePEc: Add citation now
  37. Westerterp, K. R. (2017). Control of energy expenditure in humans. European Journal of Clinical Nutrition, 71(3), 340-344.
    Paper not yet in RePEc: Add citation now

Cocites

Documents in RePEc which have cited the same bibliography

  1. Exploring Trigeneration in MSW Gasification: An Energy Recovery Potential Study Using Monte Carlo Simulation. (2025). Al-Duri, Bushra ; Pegg, Katarina ; Wilson, Grant.
    In: Energies.
    RePEc:gam:jeners:v:18:y:2025:i:5:p:1034-:d:1595991.

    Full description at Econpapers || Download paper

  2. Impact of Human Energy Expenditure on Order Picking Productivity: A Monte Carlo Simulation Study in a Zone Picking System. (2023). Adnan, Khudair ; Nader, Al Theeb ; Omar, Al-Araidah ; Malik, Al-Ali.
    In: Engineering Management in Production and Services.
    RePEc:vrs:ecoman:v:15:y:2023:i:4:p:12-24:n:7.

    Full description at Econpapers || Download paper

  3. Evaluation of sustainable energy action plan strategies with a SWOT/TWOS-based AHP/ANP approach: a case study. (2023). Derse, Onur ; Yontar, Emel.
    In: Environment, Development and Sustainability: A Multidisciplinary Approach to the Theory and Practice of Sustainable Development.
    RePEc:spr:endesu:v:25:y:2023:i:6:d:10.1007_s10668-022-02804-7.

    Full description at Econpapers || Download paper

  4. Evaluation of sustainable energy planning scenarios with a new approach based on FCM, WASPAS and impact effort matrix. (2023). Cebi, Selcuk ; Ilbahar, Esra ; Kahraman, Cengiz.
    In: Environment, Development and Sustainability: A Multidisciplinary Approach to the Theory and Practice of Sustainable Development.
    RePEc:spr:endesu:v:25:y:2023:i:10:d:10.1007_s10668-022-02560-8.

    Full description at Econpapers || Download paper

  5. A distance-to-sustainability-target approach for indicator aggregation and its application for the comparison of wind energy alternatives. (2023). Verhofstadt, Elsy ; Van Ootegem, Luc ; Dewulf, J ; Thomassen, G ; Buchmayr, A ; Taelman, S E.
    In: Renewable and Sustainable Energy Reviews.
    RePEc:eee:rensus:v:185:y:2023:i:c:s1364032123004653.

    Full description at Econpapers || Download paper

  6. Robust assessment of energy scenarios from stakeholders perspectives. (2023). Vögele, Stefan ; Rübbelke, Dirk ; Vogele, Stefan ; Grajewski, Matthias ; Rhoden, Imke ; Rubbelke, Dirk ; Ball, Christopher ; Kuckshinrichs, Wilhelm ; Josyabhatla, Vishnu Teja.
    In: Energy.
    RePEc:eee:energy:v:282:y:2023:i:c:s0360544223017206.

    Full description at Econpapers || Download paper

  7. Empowering tomorrow, controlling today: A multi-criteria assessment of distribution grid tariff designs. (2023). Doumen, Sjoerd C ; Kok, Koen ; Vaughan, Jim.
    In: Applied Energy.
    RePEc:eee:appene:v:341:y:2023:i:c:s0306261923004178.

    Full description at Econpapers || Download paper

  8. Low-carbon tourism strategy evaluation and selection using interval-valued intuitionistic fuzzy additive ratio assessment approach based on similarity measures. (2022). Saeidi, Parvaneh ; Chandel, Ayushi ; Mishra, Arunodaya Raj.
    In: Environment, Development and Sustainability: A Multidisciplinary Approach to the Theory and Practice of Sustainable Development.
    RePEc:spr:endesu:v:24:y:2022:i:5:d:10.1007_s10668-021-01746-w.

    Full description at Econpapers || Download paper

  9. An Innovative Layout Design and Storage Assignment Method for Manual Order Picking with Respect to Ergonomic Criteria. (2022). Kapou, Vasiliki ; Ponis, Stavros T ; Plakas, George ; Aretoulaki, Eleni.
    In: Logistics.
    RePEc:gam:jlogis:v:6:y:2022:i:4:p:83-:d:995087.

    Full description at Econpapers || Download paper

  10. Beyond climate change. Multi-attribute decision making for a sustainability assessment of energy system transformation pathways. (2022). Becker, L ; Buchgeister, J ; Hauser, W ; Tietze, I ; Lehr, U ; Hottenroth, H ; Viere, T ; Sutardhio, C ; Naegler, T ; Weidlich, A ; Junne, T ; Simon, S ; Schmidt-Scheele, R ; Ulrich, P.
    In: Renewable and Sustainable Energy Reviews.
    RePEc:eee:rensus:v:156:y:2022:i:c:s1364032121012594.

    Full description at Econpapers || Download paper

  11. Prioritization of biodiesel development policies under hybrid uncertainties: A possibilistic stochastic multi-attribute decision-making approach. (2022). Rezaei, Mohsen.
    In: Energy.
    RePEc:eee:energy:v:260:y:2022:i:c:s0360544222019697.

    Full description at Econpapers || Download paper

  12. New multi-criteria method for evaluation of sustainable RES management. (2022). Saabun, Wojciech ; Wtrobski, Jarosaw ; Bczkiewicz, Aleksandra.
    In: Applied Energy.
    RePEc:eee:appene:v:324:y:2022:i:c:s0306261922009916.

    Full description at Econpapers || Download paper

  13. A Stochastic-IGDT model for energy management in isolated microgrids considering failures and demand response. (2022). Kamel, Salah ; Tostado-Veliz, Marcos ; Jurado, Francisco ; Aymen, Flah ; Jordehi, Ahmad Rezaee.
    In: Applied Energy.
    RePEc:eee:appene:v:317:y:2022:i:c:s0306261922005347.

    Full description at Econpapers || Download paper

  14. Developing an integrated social, economic, environmental, and technical analysis model for sustainable development using hybrid multi-criteria decision making methods. (2022). Upadhyay, Surya Prakash ; Singh, Shweta ; Powar, Satvasheel.
    In: Applied Energy.
    RePEc:eee:appene:v:308:y:2022:i:c:s0306261921014999.

    Full description at Econpapers || Download paper

  15. E-mobility from a multi-actor point of view: Uncertainties and their impacts. (2021). Vögele, Stefan ; Kuckshinrichs, Wilhelm ; Vogele, Stefan ; Grajewski, Matthias ; Ball, Christopher Stephen.
    In: Technological Forecasting and Social Change.
    RePEc:eee:tefoso:v:170:y:2021:i:c:s0040162521003577.

    Full description at Econpapers || Download paper

  16. Providing a framework for selecting the appropriate method of technology acquisition considering uncertainty in hierarchical group decision-making: Case Study: Interactive television technology. (2021). Daim, Tugrul ; Dahooie, Jalil Heidary ; Qorbani, Ali Reza.
    In: Technological Forecasting and Social Change.
    RePEc:eee:tefoso:v:168:y:2021:i:c:s004016252100192x.

    Full description at Econpapers || Download paper

  17. Techno-economic analysis of H2 energy storage system based on renewable energy certificate. (2021). Byun, Manhee ; Lee, Hyunjun ; Lim, Hankwon.
    In: Renewable Energy.
    RePEc:eee:renene:v:167:y:2021:i:c:p:91-98.

    Full description at Econpapers || Download paper

  18. SWARA/WASPAS methods for a marine current energy plant location selection problem. (2021). Yucenur, Nilay G ; Ipeki, Ahmet.
    In: Renewable Energy.
    RePEc:eee:renene:v:163:y:2021:i:c:p:1287-1298.

    Full description at Econpapers || Download paper

  19. Renewable Energy Problems: Exploring the Methods to Support the Decision-Making Process. (2020). Rigo, Paula Donaduzzi ; Gastaldo, Natalia Gava ; Michels, Leandro ; Mairesse, Julio Cezar ; Rediske, Graciele ; Rosa, Carmen Brum ; Neuenfeldt, Alvaro Luiz.
    In: Sustainability.
    RePEc:gam:jsusta:v:12:y:2020:i:23:p:10195-:d:457819.

    Full description at Econpapers || Download paper

  20. Analyzing the effects of uncertainties on the modelling of low-carbon energy system pathways. (2020). Pilpola, Sannamari ; Lund, Peter D.
    In: Energy.
    RePEc:eee:energy:v:201:y:2020:i:c:s0360544220307593.

    Full description at Econpapers || Download paper

  21. Influence of climate change externalities on the sustainability-oriented prioritisation of prospective energy scenarios. (2020). Navas-Anguita, Zaira ; Martin-Gamboa, Mario ; Dufour, Javier ; Iribarren, Diego ; Garcia-Gusano, Diego.
    In: Energy.
    RePEc:eee:energy:v:196:y:2020:i:c:s0360544220302863.

    Full description at Econpapers || Download paper

  22. A multi-actor perspective on multi-objective regional energy system planning. (2020). Imhof, Pieter J ; Heijnen, Petra W ; Wang, NI.
    In: Energy Policy.
    RePEc:eee:enepol:v:143:y:2020:i:c:s0301421520303177.

    Full description at Econpapers || Download paper

  23. Imbalance settlement evaluation for Chinas balancing market design via an agent-based model with a multiple criteria decision analysis method. (2020). Wu, Zhaoyuan ; Zhang, Yan ; Liu, Xiaojuan ; Zhou, Ming.
    In: Energy Policy.
    RePEc:eee:enepol:v:139:y:2020:i:c:s0301421520300550.

    Full description at Econpapers || Download paper

  24. The Concept of Risk and Possibilities of Application of Mathematical Methods in Supporting Decision Making for Sustainable Energy Development. (2019). Bilan, Yuriy ; Rabe, Marcin ; Streimikiene, Dalia.
    In: Sustainability.
    RePEc:gam:jsusta:v:11:y:2019:i:4:p:1018-:d:206334.

    Full description at Econpapers || Download paper

  25. A novel distance metric for evaluating impact of wind integration on power systems. (2019). Samal, Rajat Kanti ; Tripathy, M.
    In: Renewable Energy.
    RePEc:eee:renene:v:140:y:2019:i:c:p:722-736.

    Full description at Econpapers || Download paper

  26. Probabilistic optimization in operation of energy hub with participation of renewable energy resources and demand response. (2019). Barati, Hassan ; Rakipour, Davood.
    In: Energy.
    RePEc:eee:energy:v:173:y:2019:i:c:p:384-399.

    Full description at Econpapers || Download paper

  27. Enhanced prioritisation of prospective scenarios for power generation in Spain: How and which one?. (2019). Martin-Gamboa, Mario ; Dufour, Javier ; Iribarren, Diego ; Garcia-Gusano, Diego.
    In: Energy.
    RePEc:eee:energy:v:169:y:2019:i:c:p:369-379.

    Full description at Econpapers || Download paper

  28. Decision analysis to support the choice of a future power generation pathway for Sri Lanka. (2019). Baroud, Hiba ; Hornberger, George M ; Silva, DE.
    In: Applied Energy.
    RePEc:eee:appene:v:240:y:2019:i:c:p:680-697.

    Full description at Econpapers || Download paper

  29. From Integrated to Integrative: Delivering on the Paris Agreement. (2018). González-Eguino, Mikel ; Arto, Iñaki ; Gonzalez-Eguino, Mikel ; Doukas, Haris ; Anger-Kraavi, Annela ; Nikas, Alexandros.
    In: Sustainability.
    RePEc:gam:jsusta:v:10:y:2018:i:7:p:2299-:d:155981.

    Full description at Econpapers || Download paper

  30. A Novel Approach for the Selection of Power-Generation Technology Using a Linguistic Neutrosophic CODAS Method: A Case Study in Libya. (2018). Obradovi, Radojko ; Sanja, Korica ; Badi, Ibrahim ; Pamuar, Dragan.
    In: Energies.
    RePEc:gam:jeners:v:11:y:2018:i:9:p:2489-:d:170802.

    Full description at Econpapers || Download paper

  31. Adaptive Optimized Pattern Extracting Algorithm for Forecasting Maximum Electrical Load Duration Using Random Sampling and Cumulative Slope Index. (2018). Kim, Ki-Il ; Hong, Hyungseop.
    In: Energies.
    RePEc:gam:jeners:v:11:y:2018:i:7:p:1723-:d:155549.

    Full description at Econpapers || Download paper

  32. Sustainability Assessment of Electricity Generation Technologies in Egypt Using Multi-Criteria Decision Analysis. (2018). Shaaban, Mostafa ; Elsobki, Mohamed S ; Scheffran, Jurgen ; Bohner, Jurgen.
    In: Energies.
    RePEc:gam:jeners:v:11:y:2018:i:5:p:1117-:d:144187.

    Full description at Econpapers || Download paper

  33. An Overview of Multi-Criteria Decision-Making Methods in Dealing with Sustainable Energy Development Issues. (2018). Siksnelyte, Indre ; Zavadskas, Edmundas Kazimieras ; Sharma, Deepak ; Streimikiene, Dalia.
    In: Energies.
    RePEc:gam:jeners:v:11:y:2018:i:10:p:2754-:d:175651.

    Full description at Econpapers || Download paper

  34. A comparative review of building integrated photovoltaics ecosystems in selected European countries. (2018). , Wilfried.
    In: Renewable and Sustainable Energy Reviews.
    RePEc:eee:rensus:v:90:y:2018:i:c:p:1027-1040.

    Full description at Econpapers || Download paper

  35. Evaluating electric power generation technologies: A multicriteria analysis based on the FITradeoff method. (2018). Abreu, Takanni Hannaka ; da Costa, Antonio Marques ; de Almeida, Adiel Teixeira.
    In: Energy.
    RePEc:eee:energy:v:165:y:2018:i:pb:p:10-20.

    Full description at Econpapers || Download paper

  36. Multi-criteria integrated evaluation of distributed energy system for community energy planning based on improved grey incidence approach: A case study in Tianjin. (2018). Ding, Yan ; Wang, Qiaochu ; Zhu, Neng ; Yang, Kun.
    In: Applied Energy.
    RePEc:eee:appene:v:229:y:2018:i:c:p:352-363.

    Full description at Econpapers || Download paper

  37. Germany’s “No” to carbon capture and storage: Just a question of lacking acceptance?. (2018). Vögele, Stefan ; Rübbelke, Dirk ; Kuckshinrichs, Wilhelm ; Vogele, Stefan ; Mayer, Philip ; Rubbelke, Dirk.
    In: Applied Energy.
    RePEc:eee:appene:v:214:y:2018:i:c:p:205-218.

    Full description at Econpapers || Download paper

  38. Evaluating the Comprehensive Benefit of Group-Affiliated New Energy Power Generation Enterprises for Sustainability: Based on a Combined Technique of STBI and TOPSIS. (2017). Yu, Xiaobao ; Yang, Wenyin ; Liu, Lin.
    In: Sustainability.
    RePEc:gam:jsusta:v:10:y:2017:i:1:p:24-:d:124071.

    Full description at Econpapers || Download paper

  39. Towards next-generation energy planning decision-making: An expert-based framework for intelligent decision support. (2017). Palomares, Ivan ; Sellak, Hamza ; Ouhbi, Brahim ; Frikh, Bouchra.
    In: Renewable and Sustainable Energy Reviews.
    RePEc:eee:rensus:v:80:y:2017:i:c:p:1544-1577.

    Full description at Econpapers || Download paper

  40. Challenges in the wind turbines location process in Central Europe – The use of spatial decision support systems. (2017). Szewranski, Szymon ; van Hoof, Joost ; Kazak, Jan.
    In: Renewable and Sustainable Energy Reviews.
    RePEc:eee:rensus:v:76:y:2017:i:c:p:425-433.

    Full description at Econpapers || Download paper

Coauthors

Authors registered in RePEc who have wrote about the same topic

Report date: 2025-10-05 04:02:04 || Missing content? Let us know

CitEc is a RePEc service, providing citation data for Economics since 2001. Last updated August, 3 2024. Contact: Jose Manuel Barrueco.