PATIL, S R, and C H PAWSHE. “ESTRUS INDUCTION AND FERTILITY FOLLOWING SINGLE DOSE OF PROSTAGLANDIN F 2 ALPHA IN CROSSBRED COWS AND HEIFERS”. The Indian Journal of Animal Reproduction, vol. 32, no. 2, Dec. 2011, pp. 61-62, https://acspublisher.com/journals/index.php/ijar/article/view/4675.