HARIOM, H. et al. 2022. Estrus and fertility responses in acyclic ewes treated with short, medium or long-term GnRH-PGF2α-GnRH protocols supplemented with intra-vaginal progesterone therapy. The Indian Journal of Animal Sciences. 91, 12 (Jan. 2022), 1045–1049. DOI:https://doi.org/10.56093/ijans.v91i12.119820.