MOUNIA, C. .; MOUNIR, E. K. . Are formal firms more productive than informal ones? a study among microenterprises in Morocco: Les entreprises formelles sont-elles plus productives que les entreprises informelles? une étude auprès de microentreprises au Maroc. African Scientific Journal, [S. l.], v. 3, n. 4, p. 048, 2021. DOI: 10.5281/zenodo.5597043. Disponível em: http://afrsj.com/index.php/AfricanScientificJournal/article/view/29. Acesso em: 3 oct. 2025.