JAFER, P. Muhammed; BHARDWAJ, A. K.; PEEYUSKUTTY, K. J.; ZACHARIAS, V. J. Studies on the Aquatic Birds in Periyar Lake, Kerala. Indian Forester, [S. l.], v. 123, n. 10, p. 929–934, 1997. DOI: 10.36808/if/1997/v123i10/6118. Disponível em: https://indianforester.co.in/index.php/indianforester/article/view/6118. Acesso em: 26 dec. 2025.