Effects of energy-conservation policies in the member countries of the economic commission for europe on global energy supply in the long term
United Nations Centre for Human Settlements (Habitat), 1991
 Buku Referensi
Banks, Ferdinad E.
Energy economics : a modern introduction
Kluwer Academic, 2000
 Buku Teks
Laitos, Jan G.
Energy and natural resources law in a nutshell
West Publishing, 1992
 Buku Teks
Chapman, J.D.
Geography and energy : commercial energy systems and national policies
Longman Scientific & Technical, 1989
 Buku Teks
Sihombing, Adolf Leopold S.M.
Perhitungan intensitas energi dan CO2 serta energy payback time pada pembangkit listrik tenaga minihidro dan mikrohidro = Energy and co2 intensity and energy payback time on micro and mini-hydro power plant
Badan Penelitian dan Pengembangan Energi dan Sumber Daya Mineral, 2016
 Artikel Jurnal