OJIMA, Davis. Informal Economy and Poverty Reduction: A Case of Selected Business Activities in Ogba/Egbema/Ndoni Local Government Area of Rivers State. African Journal of Management and Business Research, Nigeria, v. 15, n. 1, p. 55–68, 2024. DOI: 10.62154/m7qmrz62. Disponível em: https://afropolitanjournals.com/index.php/ajmbr/article/view/229.. Acesso em: 26 oct. 2026.