1. Abshirini A (2004) Application of remote sensing techniques and GIS in identifying and potentiating the karst groundwater resources in Pabadeh-lali anticline. Unpublished M.A. thesis, Department of Remote Sensing and GIS, Shahid Chamran University of Ahvaz
2. Aller L, Bennet T, Leher JH, Petty RJ, Hackett G (1987). DRASTIC: a standardized system for evaluating ground water pollution potential using hydro-geological settings. EPA 600/2-87-035, 622
3. Andreo B, Ravbar N, Vías J (2009) Source vulnerability mapping in carbonate (karst) aquifers by extension of the COP method: application to pilot sites. Hydrogeol J 17(3):749–758
4. Biondic B, Bakalowicz M (1975) Hydrogeological aspects of groundwater protection in karstic areas. In: Cost action
5. Brouyère S et al (2001) Evaluation and validation of vulnerability concepts using a physically based approach. Mémoire des Sciences et Techniques de l'Environnement 13:67–72