MALIK, A A, et al. “Comparative Evaluation of Natural Tupping With Fixed-Time Laparoscopic and Cervical Insemination Techniques Using Chilled Semen in Estrous Synchronized Sheep”. The Indian Journal of Animal Sciences, vol. 93, no. 12, Dec. 2023, pp. 1160–1165, https://doi.org/10.56093/ijans.v93i12.109893.