Skill Formation, Employment and Earnings in the Urban Informal Sector . The Pakistan Development Review, [S. l.], v. 26, n. 4, p. pp.711–719, 2022. DOI: 10.30541/v26i4pp.711-719. Disponível em: https://thepdr.pk/index.php/pdr/article/view/803. Acesso em: 9 jun. 2025.