C. M. R. Monteiro, R. Carvalhal, and S. H. V. Perri, “Morphological characterization of uterus and oviducts of Nelore bovine fetuses (Bos primigenius indicus) at various gestation stages”, Braz. J. Vet. Res. Anim. Sci., vol. 40, no. 6, pp. 416–423, Jan. 2003, doi: 10.1590/S1413-95962003000600005.