González, T. O., Campanharo, J. C. and Lemos, E. G. de M. (2008) “Genetic characterization and nitrogen fixation capacity of <i>Rhizobium</i> strains on common bean”, Pesquisa Agropecuaria Brasileira, 43(9), pp. 1177–1184. doi: 10.1590/S1678-3921.pab2008.v43.841.