TAHIRKHELI, R. A. K. A New Look at The Attock Slate Series. Journal of Himalayan Earth Sciences, [S. l.], v. 3, n. 1, p. 31-32, 1968. Disponível em: http://ojs.uop.edu.pk/jhes/article/view/1074. Acesso em: 28 nov. 2024.