Nixon, J. E. J., Wang, A., Field, J., Morrison, H. G., McArthur, A. G., Sogin, M. L., . . . Samuelson, J. (2002). Evidence for Lateral Transfer of Genes Encoding Ferredoxins, Nitroreductases, NADH Oxidase, and Alcohol Dehydrogenase 3 from Anaerobic Prokaryotes to Giardia lamblia and Entamoeba histolytica. American Society for Microbiology.

Nixon, Julie E. J., Amy Wang, Jessica Field, Hilary G. Morrison, Andrew G. McArthur, Mitchell L. Sogin, Brendan J. Loftus, و John Samuelson. Evidence for Lateral Transfer of Genes Encoding Ferredoxins, Nitroreductases, NADH Oxidase, and Alcohol Dehydrogenase 3 From Anaerobic Prokaryotes to Giardia Lamblia and Entamoeba Histolytica. American Society for Microbiology, 2002.

Nixon, Julie E. J., et al. Evidence for Lateral Transfer of Genes Encoding Ferredoxins, Nitroreductases, NADH Oxidase, and Alcohol Dehydrogenase 3 From Anaerobic Prokaryotes to Giardia Lamblia and Entamoeba Histolytica. American Society for Microbiology, 2002.