Santana, Jailson José, et al. “Origin of Brachial Plexus of Rock Cavies (Kerodon Rupestris Wied, 1820)”. Brazilian Journal of Veterinary Research and Animal Science, vol. 40, no. 6, Jan. 2003, pp. 391-6, https://doi.org/10.1590/S1413-95962003000600001.