Soundarapandian Satheshkumar (2018) “Physiological and Endocrinological Characterization of Mid-Cycle Oestrus in Crossbred Cows”, International Journal of Livestock Research. India, 8(8), pp. 128–134. Available at: https://ijlr.org/ojs_journal/index.php/ijlr/article/view/1646 (Accessed: 6 June 2026).