Castro, T. F. de, P. C. G. Pereira, M. A. M. Pereira, P. P. Bombonato, and E. M. Rickes. “Formation of the Portal Venous System in Chinchilla Lanigera”. Brazilian Journal of Veterinary Research and Animal Science, vol. 44, no. 1, Feb. 2007, pp. 44-48, doi:10.11606/issn.1678-4456.bjvras.2007.26660.