A. Daza, A. I. Rey, C. Lopez-Carrasco, and C. J. Lopez-Bote, “Effect of gender on growth performance, carcass characteristics and meat and fat quality of calves of Avileña-Negra Ibérica breed fattened under free-range conditions”, Span. j. agric. res., vol. 12, no. 3, pp. 683-693, Jul. 2014.