LI, T.-H.; LIM, E.; CHEN, I.-C.; LIN, C.-F.; CHEN, S.-C.; TSAI, M.-A. Environmental enrichment and the behavioral effects on captive Beluga whales (Delphinapterus leucas). The Thai Journal of Veterinary Medicine, [S. l.], v. 52, n. 3, p. 559–565, 2022. Disponível em: https://he01.tci-thaijo.org/index.php/tjvm/article/view/258654. Acesso em: 8 oct. 2026.