J. K. Prasad, S. Kumar, G. Mohan, S. K. Agarwal, and U. Shankar, “Simple modified method for cervical mucus penetration test for quality assessment of bull semen”, Indian J of Anim Sci, vol. 69, no. 2, Jul. 2012, Accessed: Oct. 24, 2025. [Online]. Available: https://epubs.icar.org.in/index.php/IJAnS/article/view/20272