Commodity Exports, Net Exchange Earnings and Investment Criteria. The Pakistan Development Review, [S. l.], v. 8, n. 4, p. pp.582–605, 1968. DOI: 10.30541/v8i4pp.582-605. Disponível em: https://thepdr.pk/index.php/pdr/article/view/226. Acesso em: 28 oct. 2025.