Ghuman, S.P.S., Honparkhe, M. and Singh, J. (2012) “Impact of initiating a PGF2α-GnRH fixed-time AI protocol at the late luteal phase on reproductive performance of repeat-breeder crossbred dairy cattle”, The Indian Journal of Animal Sciences, 82(8), pp. 830–833. doi:10.56093/ijans.v82i8.23001.