BALRAM and L. KRISHNA, T. V. J. S. C. D. R. Y. C. M. “COMBINING ABILITY AND HETEROSIS OVER LOCATIONS FOR YIELD AND YIELD COMPONENTS IN HYBRID RICE (Oryza Sativa L.)”. The Journal of Research, PJTSAU, vol. 48, no. 3 & 4, Dec. 2021, https://epubs.icar.org.in/index.php/TJRP/article/view/118734.