Lisboa, L. A., Andrade, E. R., Esper, C. R., & Seneda, M. M. (2011). Ultrastructural analysis of bovine oocytes from ovarian follicles with different diameters. Semina: Ciências Agrárias, 32(4), 1575–1582. https://doi.org/10.5433/1679-0359.2011v32n4p1575