Margulis, Lynn, Gaia Is a Tough BitchDiarsipkan 2017-11-22 di Wayback Machine.. Chapter 7 in The Third Culture: Beyond the Scientific Revolution by John Brockman (Simon & Schuster, 1995)
Dillon Riebel, Austin Fogle, Filiberto Morales, and Kevin Huang (Fall 2012). "History: The Endosymbiotic Hypothesis". The Endosymbiotic Hypothesis: A Biological Experience. Charles A. Ferguson, University of Colorado - Denver. Diakses tanggal September 16, 2017.Pemeliharaan CS1: Banyak nama: authors list (link)
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Margulis, Lynn, Gaia Is a Tough BitchDiarsipkan 2017-11-22 di Wayback Machine.. Chapter 7 in The Third Culture: Beyond the Scientific Revolution by John Brockman (Simon & Schuster, 1995)