Ray, S., B. De, and S. Hazari. “Growth and Productivity As Influenced by Nutrient Management Practices on Pigeon Pea [Cajanus Cajan (L.) Millsp.] in Upland Alfisols of Tripura”. SAARC Journal of Agriculture, vol. 13, no. 1, July 2015, pp. 123-34, doi:10.3329/sja.v13i1.24186.