S. KUMAR, Y. P. SINGH, and D. KUMAR, “Genetic studies on performance traits in Frieswal cattle”, Indian J of Anim Sci, vol. 78, no. 1, Jan. 2011, Accessed: Jun. 14, 2026. [Online]. Available: https://epubs.icar.org.in/index.php/IJAnS/article/view/3395