Oliveira, B. M., F. C. Mendes, J. O. B. Mendes Júnior, M. S. Igarasi, and I. Martin. “Effect of Embryonic Phase on Pregnancy Rate in Embryo Recitpient Cows”. Veterinária Notícias, vol. 23, no. 2, Jan. 2018, https://seer.ufu.br/index.php/vetnot/article/view/38453.