Gerald Elkan

Purcino, H. M. A., Festin, P. M., & Elkan, G. H. (2000). Identification of effective strains of Bradyrhizobium for Arachis pintoi. Tropical Agriculture, 77(4), 226–231.

Elkan, G. H. (2000). Microbial evolution: A narrative history of microbiology at North Carolina State University. Raleigh, NC: Published by North Carolina Agricultural Foundation, Inc.

Elkan, G. H., & Upchurch, R. G. (1997). Current issues in symbiotic nitrogen fixation: Selected papers of the 15th North American Conference on Symbiotic Nitrogen Fixation held at North Carolina State University, Raleigh, NC, USA, 13-17 August 1995. Dordrecht; London: Kluwer Academic.

ELKAN, G. H. (1992, June). TAXONOMY OF THE RHIZOBIA. CANADIAN JOURNAL OF MICROBIOLOGY, Vol. 38, pp. 446–450. https://doi.org/10.1139/m92-075

Elkan, G. H., & Bunn, C. R. (1992). The Rhizobia. In The Prokaryotes : a handbook on the biology of bacteria : ecophysiology, isolation, identification, applications (p. 2197). New York : Springer-Verlag.

Elkan, G. H., & Kuykendall, L. D. (1982). Carbohydrate metabolism. In Nitrogen fixation.Volume 2.Rhizobium (p. 147). Oxford: Clarendon Press.

Elkan, G. H. (1971). Biochemical and genetical aspects of the taxonomy of Rhizobium japonicum. Plant and Soil, 85. https://doi.org/10.1007/bf02661842