KAREEM, F. O.; KAREEM, O. I. The Issues of Zero Values in Trade Data and Modelling. Macro Management & Public Policies, [S. l.], v. 1, n. 1, p. 36–50, 2019. DOI: 10.30564/mmpp.v1i1.749. Disponível em: https://journals.bilpubgroup.com/index.php/mmpp/article/view/749. Acesso em: 23 nov. 2024.