S. K. KAUSHIK, R. K. BIRHMAN, B. P. SINGH, and J. GOPAL, “Combining ability and heterosis for field resistance to late blight in potato (Solanum tuberosum)*”, Indian J Agri Sci, vol. 70, no. 1, Mar. 2013, Accessed: Oct. 25, 2025. [Online]. Available: https://epubs.icar.org.in/index.php/IJAgS/article/view/27890