NAIDU, M. Kamal. The Fascinating Elephants. International Journal of Bio-resource and Stress Management, [S. l.], v. 1, n. Sep, 2, p. 137–139, 2010. Disponível em: https://www.ojs.pphouse.org/index.php/IJBSM/article/view/74. Acesso em: 21 sep. 2025.