Irfan, Muhammad, Muhammad Shafiq, and Mehrab Khan. 2020. “Using Multi-Mission Satellite Elevation Data for Delineation of Gilgit Watershed in Pakistan in Geographical Information Technology Environment”. International Journal of Economic and Environmental Geology 11 (2):19-24. https://doi.org/10.46660/int.j.econ.environ.geol. v11i2.248.