U. C. Jaiswal, A. Khanna, and M. L. Sangwan, “Evaluation of sire on multiple traits through factor analysis”, Indian J of Anim Sci, vol. 76, no. 4, Jan. 2011, Accessed: Oct. 23, 2025. [Online]. Available: https://epubs.icar.org.in/index.php/IJAnS/article/view/3792