Souza, W.M. de (1994) “Anatomical study of the biliary ducts in buffaloes (Bubalus bubalis, L. 1758). Intra-hepatic distribution of the ramus principalis sinister”, Brazilian Journal of Veterinary Research and Animal Science, 31(1), pp. 19–23. doi:10.11606/issn.1678-4456.bjvras.1994.52044.