1. Hydraulic Fracturing Operations—well Construction and Integrity Guidelines;API Guidance Document HF1 First Edition,2009
2. Geochemistry, Groundwater and Pollution;Appelo,1994
3. Techniques for Mapping of Hydrochemical Facies;Back,1961
4. Origin and chemical evolution of brines in sedimentary basins;Carpenter,1978
5. A proposed new diagram for geochemical classification of natural waters and interpretation of chemical data;Chadha;Hydrogeol. J.,1999