Ruth E. Timme, James B. Pettengill, Marc W. Allard, Errol Strain, Rodolphe Barrangou, Chris Wehnes, JoAnn S. Van Kessel, Jeffrey S. Karns, Steven M. Musser, Eric W. Brown
Genome Biol Evol. 2013; 5(11): 2109–2123. Published online 2013 Oct 24. doi: 10.1093/gbe/evt159