Oliveira, P. C. de, Bombonato, P. P. and Balieiro, J. C. de C. (2003) “Effects of calving number’s on pelvimetrics traits in dans and external mesuraments calves in Nelore breed”, Brazilian Journal of Veterinary Research and Animal Science, 40(4), pp. 305-311. doi: 10.1590/S1413-95962003000400010.