ABUBAKAR, A. .; BABA, B. U. . Assessing the behavioural intention of informal small and medium scale businesses towards payment of presumptive tax in Nigeria. International Journal of Intellectual Discourse, [S. l.], v. 7, n. 4, 2024. Disponível em: https://ijidjournal.org/index.php/ijid/article/view/681. Acesso em: 14 mar. 2025.