SYED SHAHID ALI. Changing Spatial Patterns of Agriculture in the Punjab Province and the Food Sustainability. Journal of Basic & Applied Sciences, [S. l.], v. 9, p. 389–400, 2021. DOI: 10.6000/1927-5129.2013.09.50. Disponível em: http://set-publisher.com/index.php/jbas/article/view/2226. Acesso em: 23 dec. 2024.