Sharma, K B, Shashi Nayyar, V S Malik, Rajvir Singh, and S P S Sodhi. “Levels of Hormones and Minerals in Cyclic, Anestrus and Subestrus Buffalo Heifers”. The Indian Journal of Animal Sciences 69, no. 4 (July 2, 2012). Accessed October 24, 2025. https://epubs.icar.org.in/index.php/IJAnS/article/view/20441.