Abbasi, I. A. “Sedimentology and Tectonic Setting of Polymictic Conglomerates in a Rapidly Subsiding Miocene-Pliocene Foreland Basin: Kohat Plateau, Northern Pakistan”. Journal of Himalayan Earth Sciences, vol. 30, no. 1, Mar. 1997, pp. 297-09, http://ojs.uop.edu.pk/jhes/article/view/1512.