Vianna, W. L., Pinese, M. E., Rosseto, A. de C., Oliveira, C. A. de and Moretti, A. de S. (2006) “Induction of puberty and following estrus synchronization in prepubertal gilts using exogenous gonadotropins”, Brazilian Journal of Veterinary Research and Animal Science, 43(supl.), pp. 28-32. doi: 10.11606/issn.1678-4456.bjvras.2006.26532.