F. M. Shoaib, M. Y. Vitouri, and E. H. Attia Allah, “Tolerance of some Rhizobium leguminosae bv. Vicia strains to different salt concentrations”, mjsc, vol. 23, no. 1, pp. 122–135, Aug. 2009, doi: 10.54172/mjsc.v23i1.1439.