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Direktorat Paten, Dirjen Hak Kekayaan Intelektual, Departemen Hukum dan Hak Asasi Manusia
The American Chemical Society
The American Chemical Society
Vch Publishers Inc Derfield Bach
American Association of Petroleum Geologists
Geological Society of India
Published Biweekly by The American Chemical Society
The Society of Tribologists and Lubrication Engineers
The Society of Petroleum Engineers
M. Friedman, Elsevier Science Publisher
M. Friedman, Elsevier Science Publisher