Ram, Shobhit, et al. “Effect of Stress on Ovarian Follicular Activity in Postpartum Sahiwal Cows During Hot-Humid Season”. Indian Journal of Veterinary Sciences and Biotechnology, vol. 19, no. 2, Mar. 2023, pp. 70-73, https://doi.org/10.48165/ijvsbt.19.2.13.