AKPAN, Etorobong Godwin. The Axiomatic Method and Model Theory in Mathematics and Logic: An Expository Analysis. American Journal of Social and Humanitarian Research, [S. l.], v. 3, n. 12, p. 283–290, 2022. DOI: 10.31150/ajshr.v3i12.1847. Disponível em: https://globalresearchnetwork.us/index.php/ajshr/article/view/1847. Acesso em: 26 aug. 2025.