P. B. Deulkar and M. D. Kothekar, “Relationships between sire evaluation for first and later lactation records in Sahiwal*”, Indian J of Anim Sci, vol. 69, no. 9, July 2012, Accessed: Nov. 08, 2026. [Online]. Available: https://epubs.icar.org.in/index.php/IJAnS/article/view/21247