GARCêS, Andreia; PIRES, Isabel; ALVURA, Nuno; GAMA, Adelina; ALVES, Anabela; SILVA, Filipe; RODRIGUES, Paula. Volvulus in a 20 years old captive hippopotamus (Hippopotamus amphibius, Linnaeus, 1758). Journal of Advanced Veterinary Research, [S. l.], v. 10, n. 4, p. 261–262, 2020. Disponível em: https://advetresearch.com/index.php/AVR/article/view/529. Acesso em: 8 oct. 2026.