Magalhães, D. de M., V. R. Araujo, I. B. L. Verde, M. H. T. de Matos, R. C. Silva, C. M. Lucci, S. N. Báo, C. C. Campello, and J. R. de Figueiredo. “Different Follicle-Stimulating Hormone (FSH) Sources Influence Caprine Preantral Follicle Viability and Development in Vitro”. Brazilian Journal of Veterinary Research and Animal Science, vol. 46, no. 5, Oct. 2009, pp. 378-86, doi:10.11606/issn.1678-4456.bjvras.2009.26787.