N. SINGH, P. S. MALHI, and K. S. ROY, “Histomorphological study on vesicular and ampullary glands of the donkey”, Indian J of Anim Sci, vol. 72, no. 4, Feb. 2014, Accessed: Oct. 23, 2025. [Online]. Available: https://epubs.icar.org.in/index.php/IJAnS/article/view/37552