Azevedo, A.B. et al. 2004. Cistoadenocarcinoma papilífero renal em cão Pastor Alemão. Brazilian Journal of Veterinary Research and Animal Science. 41, supl. (Oct. 2004), 91–91. DOI:https://doi.org/10.11606/issn.2318-3659.v41isupl.p91-91.