G. K. Jha, C. Mazumder, J. Kumari, and G. Singh, “Nonlinear principal component based fuzzy clustering: A case study of lentil genotypes”, Indian J. Genet., vol. 74, no. 2, Feb. 2017, Accessed: Oct. 20, 2025. [Online]. Available: https://epubs.icar.org.in/index.php/IJGPB/article/view/64373