Maxmen, A. (2010). "Virus-like particles speed bacterial evolution". Nature. doi:10.1038/news.2010.507.
Imhoff JF (2015). "Rhodobacter. In Bergey's Manual of Systematics of Archaea and Bacteria (eds W. B. Whitman, F. Rainey, P. Kämpfer, M. Trujillo, J. Chun, P. DeVos, B. Hedlund and S. Dedysh)". doi:10.1002/9781118960608.gbm00862. {{cite journal}}: Cite journal requires |journal= (help)