Kumar, K. V., C. Jaiprakash, M. Punnam Chander, R. Reesu, A. Maile, and C. Lall. “Heavy Metal Tolerant Non Endosymbiont PGPR’s; Psuedomonas Spp. and Bacillus Spp. Associated With the Roots of Evergreen Shrubs Casuarinas Equisetifolia”. Recent Research in Science and Technology, vol. 8, Oct. 2016, pp. 30-35, doi:10.19071/rrst.2016.v8.3086.