^Parker, Charles Thomas; Garrity, George M (1 January 2003). Parker, Charles Thomas; Garrity, George M. (eds.). "Taxonomic Abstract for the genera". The NamesforLife Abstracts. doi:10.1601/tx.30792.
^Willems A., J. De Ley, M. Gillis, and K. Kersters. Comamonadaceae, a New Family Encompassing the Acidovorans rRNA Complex, Including Variovorax paradoxus gen. nov.,comb. nov. for Alcaligenes paradoxus (Davis 1969). 1991. International Journal of Systematic Bacteriology. 41: 445-450
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^Garrity, George M.; Brenner, Don J.; Krieg, Noel R.; Staley, James T. (eds.) (2005). Bergey's Manual of Systematic Bacteriology, Volume Two: The Proteobacteria, Part C: The Alpha-, Beta-, Delta-, and Epsilonproteobacteria. New York, New York: Springer. ISBN978-0-387-24145-6.