Evan E. Bolton; Yanli Wang; Paul A. Thiessen; Stephen H. Bryant (2008). „Chapter 12 PubChem: Integrated Platform of Small Molecules and Biological Activities”. Annual Reports in Computational Chemistry. 4: 217—241. doi:10.1016/S1574-1400(08)00012-1.
Hunt, J. (2002). „Early developments in petroleum geochemistry”. Organic Geochemistry. 33: 1025—1052. doi:10.1016/S0146-6380(02)00056-6.
„phytane - Compound Summary”. PubChem Compound. USA: National Center for Biotechnology Information. 27. 3. 2005. Identification and Related Records. Приступљено 14. 3. 2012.