MACALEX-ACHINULO, Emmanuel Chinedu. Effective Administrative Law and Efficient Public Administration in Nigeria. International Journal on Economics, Finance and Sustainable Development, [S. l.], v. 4, n. 3, p. 78–97, 2022. DOI: 10.31149/ijefsd.v4i3.2848. Disponível em: https://journals.researchparks.org/index.php/IJEFSD/article/view/2848. Acesso em: 30 oct. 2026.