PATIDAR, H., R. C. VERMA, V. S. KANDALKAR, and K. B. NIGAM. “COMBINING ABILITY FOR SEED YIELD AND ITS COMPONENTS IN PAPAVER SOMNIFERUM L”. INDIAN JOURNAL OF GENETICS AND PLANT BREEDING 53, no. 03 (October 25, 1993): 318–323. Accessed December 26, 2025. https://www.isgpb.org/journal/index.php/IJGPB/article/view/2888.