Santos, André Luiz Quagliatto, et al. “Determination of Gastrointestinal Transit Time in Podocnemis Expansa Schweigger, 1812 (Amazon Turtle) (Testudines: Podocnemididae)”. Pubvet, vol. 5, no. 12, Sept. 2015, https://ojs.pubvet.com.br/index.php/revista/article/view/2335.