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AMERICAN SOCIETY FOR TESTING AND MATERIALS
AMERICAN SOCIETY FOR TESTING AND MATERIALS
CHEMICAL, Engineering Progress
American petroleum institute
American petroleum institute
American Association of Petroleum Geologists
Direktorat Paten, Dirjen Hak Kekayaan Intelektual, Departemen Hukum dan Hak Asasi Manusia
The American Chemical Society
Division of Chemical Education
The American Institute of Physics
Vch Publishers Inc Derfield Bach
The American Chemical Society
Mc.Graw Hill Publishing Company