SHARMA, N., SINGH, S.P. and BHARADWAJ, A. (2021) “Changes in milk and plasma progesterone and pregnancy-associated glycoprotein and their relationships with the foetal number during early pregnancy in Jakhrana goats”, The Indian Journal of Animal Sciences, 90(12), pp. 1589–1593. doi:10.56093/ijans.v90i12.113167.