Shakir, U., M. R. Amjad, M. F. Mehmood, M. Hussain, M. K. Abuzar, T. Ahmad, F. Aftab, and A. R. Tahir. “Structural Delineation and Hydrocarbon Potential Evaluation of Lockhart Limestone in Basal Area, Upper Indus Basin, Pakistan”. The Nucleus, vol. 56, no. 2, Sept. 2019, pp. 55-62, http://thenucleuspak.org.pk/index.php/Nucleus/article/view/514.