^Madhaiyan, M.; Poonguzhali, S.; Senthilkumar, M.; Pragatheswari, D.; Lee, K.-C.; Lee, J.-S. (2013). "Methylobacillus rhizosphaerae sp. nov., a novel plant-associated methylotrophic bacterium isolated from rhizosphere of red pepper". Antonie van Leeuwenhoek. 103 (3): 475–484. doi:10.1007/s10482-012-9828-6. PMID23111783.
^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. pp. 354–361. ISBN978-0-387-24145-6.