González, Suellen Miguez, et al. “Recovery of Equine Oocytes by Scraping of the Follicular Wall With Different Specifications of Needles and Morphological Analysis of Cumulus Oophorus”. Semina: Ciências Agrárias, vol. 36, no. 6Supl2, Dec. 2015, pp. 4333-40, doi:10.5433/1679-0359.2015v36n6Supl2p4333.