1. S. A. Baig:
Geosciences Advance Research Laboratories, Geological Survey of Pakistan, Shazad Town, Islamabad, Pakistan
2. R. H. Siddiqui:
Geosciences Advance Research Laboratories, Geological Survey of Pakistan, Shazad Town, Islamabad, Pakistan
3. I. A. Brohi:
Centre for Pure and Applied Geology, University of Sindh, Jamshoro, Pakistan