9 - Sanchez,F., Quinto,C., Vazquez,M., Spaink,H., Wijffelman,C.A., Cevallos,M.A., de la Penas,A., Campos,F., Padilla,J., Lara,M.(1988). The symbiotic association of Phaseolus vulgaris - Rhizobium leguminosarum bv. phaseo.Molecular genetics of plant-microbe interactions, 1988 : proceedings of the 4th International Symposium on Molecular Genetics of Plant-Microbe Interactions, Acapulco, Mexico, May 15-20, 1988.370-375,
St. Paul, Minn., USA: APS Press.
26 - Sanchez,F., Quinto,C., Vazquez,M., Spaink,H., Wijffelman,C.A., Cevallos,M.A., de la Penas,A., Campos,F., Padilla,J., Lara,M.. The symbiotic association of Phaseolus vulgaris - Rhizobium leguminosarum bv. phaseo.Molecular genetics of plant-microbe interactions, 1988 : proceedings of the 4th International Symposium on Molecular Genetics of Plant-Microbe Interactions, Acapulco, Mexico, May 15-20, 1988.370-375,
St. Paul, Minn., USA: APS Press.