J. V. Patil, P. S. Reddy, Prabhakar, A. V. Umakanth, S. Gomashe, and K. N. Ganapathy, “History of post-rainy season sorghum research in India and strategies for breaking the yield plateau”, IJGPB, vol. 74, no. 03, pp. 271–285, Aug. 2014.