Shorter Notices. The Pakistan Development Review, [S. l.], v. 49, n. 3, p. pp.270–271, 2010. DOI: 10.30541/v49i3pp.270-271. Disponível em: https://www.thepdr.pk/index.php/pdr/article/view/2400. Acesso em: 6 dec. 2025.