A Macroeconomic Model of an Interest-free System. The Pakistan Development Review, [S. l.], v. 34, n. 1, p. pp.55–68, 1995. DOI: 10.30541/v34i1pp.55-68. Disponível em: https://thepdr.pk/index.php/pdr/article/view/1310. Acesso em: 26 oct. 2025.