yogik irawan
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Banjarbaru Indonesia
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Mahasiswa
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Presentations

(5)
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Geologi Strukture

10 years ago • 6915 Views

Radon

9 years ago • 165 Views

Batubara dan pemanfaatannya

9 years ago • 979 Views

Petrologi

9 years ago • 814 Views

Karya Tulis Ilmiah

9 years ago • 295 Views
Personal Information
Organization / Workplace
Banjarbaru Indonesia
Occupation
Mahasiswa
About
Apa adanya