Rafiq M. Extension of Skhakot-Qila Ultramafic Complex in Utman Khel, Mohmand Agency, N.W.F.P., Pakistan. jhes [Internet]. 1984Mar.30 [cited 2024Nov.29];17(1):53-9. Available from: http://ojs.uop.edu.pk/jhes/article/view/1262