The Activities of Sea Robbers and Its Implication on Water Transportation: Experience from Niger Delta Region of Nigeria. Global Journal of Human-Social Science, [S. l.], v. 20, n. C8, p. 23–32, 2020. Disponível em: https://socialscienceresearch.org/index.php/GJHSS/article/view/3429. Acesso em: 2 sep. 2026.