TAHIRKHELI, R. A. K. An Indepth Analysis of Pakistan’s Mineral Policy with Special Reference to Northern Region. Journal of Himalayan Earth Sciences, [S. l.], v. 12, n. 2, p. 41-54, 1979. Disponível em: http://ojs.uop.edu.pk/jhes/article/view/1147. Acesso em: 28 nov. 2024.