HAZRA, P., DAS, P. K., & SOM, M. G. (1993). ANALYSIS OF HETEROSIS FOR POD YIELD AND ITS COMPONENTS IN RELATION TO GENETIC DIVERGENCE OF THE PARENTS AND SPECIFIC COMBINING ABILITY OF THE CROSSES IN COWPEA (VIGNA UNGUICULATA (L.) WALP.). INDIAN JOURNAL OF GENETICS AND PLANT BREEDING, 53(04), 418–423. https://doi.org/.