THOMAS, Saly N; HRIDAYANATHAN, C. Comparative technical efficiency of differentgillnet fishing sectors of Kerala. Indian Journal of Fisheries, India, v. 53, n. 4, p. 417–423, 2011. Disponível em: https://epubs.icar.org.in/index.php/IJF/article/view/7496. Acesso em: 19 jun. 2026.