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Process Laboratories Oil and Gas Technology Development Centre “LEMIGASâ€
Journal Of Petroleum Technology (JPT)
THE PERMANAENT COUNCIL OF
AMERICAN SOCIETY FOR TESTING AND MATERIALS
The Geological society Of america Bulletin
American petroleum institute
American petroleum institute
Direktorat Paten, Dirjen Hak Kekayaan Intelektual, Departemen Hukum dan Hak Asasi Manusia