Determinants of Littering: An Experimental Analysis. The Pakistan Development Review, [S. l.], v. 52, n. 2, p. pp.157–168, 2022. DOI: 10.30541/v52i2pp.157-168. Disponível em: https://thepdr.pk/index.php/pdr/article/view/2570. Acesso em: 3 apr. 2025.