Rosemberg, L. C., and M. A. Miglino. “Arterial Vascularization of the Mammary Gland in Goats (Capra Hircus, Linnaeus, 1758)”. Brazilian Journal of Veterinary Research and Animal Science, vol. 37, no. 1, Jan. 2000, pp. 11-19, doi:10.1590/S1413-95962000000100001.