@incollection{Ahmad13, author = {Zulfiqar Ahmad and Arshad Ashraf and Gulraiz Akhter and Iftikhar Ahmad}, title = {Groundwater and Contaminant Hydrology}, booktitle = {Current Perspectives in Contaminant Hydrology and Water Resources Sustainability}, publisher = {IntechOpen}, address = {Rijeka}, year = {2013}, editor = {Paul M. Bradley}, chapter = {7}, doi = {10.5772/54732}, url = {https://doi.org/10.5772/54732} }