OLAWUYI, O. M.;  OLAWUYI, O. J. SIM CARDS FUNCTIONS AND POSITIVE IMPACT ON NIGERIAN ECONOMY. International Journal of Novel Research in Humanities, Social Science and Management, [S. l.], v. 1, n. 1, 2018. Disponível em: https://publications.oasisinternationaljournal.org/index.php/Ijnhssm/article/view/23. Acesso em: 23 nov. 2024.