IPA petroleum industry management forum: 25 years of the IPA; past successes & future challenges 20 May 1997, Jakarta-India Indonesia Petroleum Association
IPA.Petroleum Industry Management Forum , 1997
 Buku Teks
Rizki Ekananda
Pemanfaatan petroleum coke di industri pengolahan minyak bumi untuk produksi metanol melalui gasifikasi = Petroleum coke upgrading in oil refining industry to produce methanol by gasification
Fakultas Teknik Universitas Indonesia, 2015
 UI - Tesis Membership
International Petroleum encyclopedia 1990
editor, John C. McCaslin
PennWell Publishing , 1990
 Buku Referensi
Adelman, M.A.
The world petroleum market
Johns Hopkins University Press, 1972
 Buku Teks
International petroleum encyclopedia 1996
editor Jim West
PennWell Pub. Co., 1998
 Buku Referensi