Bao Tarragó, O. F., M. de P. Rodrigues, F. G. Zaffalon, A. F. C. de Andrade, P. F. Neto, M. A. Alonso, and R. P. de Arruda. “Effect of Shadow Availability at Pasture on Reproductive Traits of Nelore Bulls (Bos Indicus) Raised in Southeastern Brazil”. Brazilian Journal of Veterinary Research and Animal Science, vol. 50, no. 6, Dec. 2013, pp. 482-7, doi:10.11606/issn.1678-4456.v50i6p482-487.