[1]Moulin, L., Munive, A., Dreyfus, B., Boivin-Masson, C. (2001) Nodulation of legumes by members of the β-subclass of proteobacteria. Nature 411, 948–950.
[2]Benhizia, Y., Benhizia, H., Benguedouar, A., Muresu, R., Giacomini, A., Squartini, A. (2004) Gammaproteobacteria can nodulate legumes of the genus Hedysarum. Syst. Appl. Microbiol. 27, 462–468.
[3]Shiraishi, A., Matsushita, N., Hougetsu, T. (2010) Nodulation in black locust by the Gammaproteobacteria Pseudomonas sp. and teh Betaproteobacteria Burkholderia sp. Syst. Appl. Microbiol. 33:269-274.