Ahmad, Irshad, Shuhab Khan Danishwar, Tom Lapen, and Noor Jehan. 2013. “U-Pb Zircon Ages for the Porphyritic Microgranite of the Shewa-Shahbazgarhi Complex, District Mardan, North Pakistan ”. Journal of Himalayan Earth Sciences 46 (1):13-18. http://ojs.uop.edu.pk/jhes/article/view/1654.