Khalil, M. A. K. (). „Non-Co2 Greenhouse Gases in the Atmosphere”. Annual Review of Energy and the Environment. 24: 645–661. doi:10.1146/annurev.energy.24.1.645.
Baik, Mu-Hyun; Newcomb, Martin; Friesner, Richard A.; Lippard, Stephen J. (). „Mechanistic Studies on the Hydroxylation of Methane by Methane Monooxygenase”. Chemical Reviews. 103 (6): 2385–419. doi:10.1021/cr950244f. PMID12797835.
„Technical summary”. Climate Change 2001. United Nations Environment Programme. Arhivat din original la . Accesat în .
nih.gov
ncbi.nlm.nih.gov
Baik, Mu-Hyun; Newcomb, Martin; Friesner, Richard A.; Lippard, Stephen J. (). „Mechanistic Studies on the Hydroxylation of Methane by Methane Monooxygenase”. Chemical Reviews. 103 (6): 2385–419. doi:10.1021/cr950244f. PMID12797835.