EWA, U. E. Appraisal of Self-Assessment Tax Policy in Nigeria. European Journal of Business and Management Research, [S. l.], v. 6, n. 1, p. 189–197, 2021. DOI: 10.24018/ejbmr.2021.6.1.693. Disponível em: https://ejbmr.org/index.php/ejbmr/article/view/693. Acesso em: 29 apr. 2025.