, Shell-BP Petro. Dev. Co. of Nigeria Ltd.;  , Decca Navigator Company Limited. Hi-Fix Chain at Bonny, Nigeria. The International Hydrographic Review, [S. l.], v. 6, 2018. Disponível em: https://journals.lib.unb.ca/index.php/ihr/article/view/26331. Acesso em: 18 apr. 2025.