SINGH, K P, et al. “Effect of Granulosa Cells Monolayer and Oviductal Epithelial Cells Co-Culture on Cleavage Rate and Embryo Development of in-Vitro Fertilized Goat Oocytes”. The Indian Journal of Animal Sciences, vol. 80, no. 3, June 2010, https://epubs.icar.org.in/index.php/IJAnS/article/view/44.