S. Choudhari, B. D. Lakhchaura, and T. L. S. C. Sud, “Partitoning of progesterone and 17 Beeta estradiol in milk”, Indian J of Anim Sci, vol. 68, no. 1, Jun. 2012, Accessed: Oct. 24, 2025. [Online]. Available: https://epubs.icar.org.in/index.php/IJAnS/article/view/19277