Danquah, L., Abass, K. and Nikoi, A.A. (2011) Antropogenic Pollution of Inland Waters: The Case of the Aboabo River in Kumasi, Ghana. Journal of Sustainable Development, 4, 103.
 Fernandes, P.G., Carreira, P. and Da Silva, M.O. (2008) Anthropogenic Sources of Contamination Recognition-Sines Coastal Aquifer (SW Portugal). Journal of Geochemical Exploration, 98, 1-14.
 Guler, C., et al. (2012) Assessment of the Impact of Anthropogenic Activities on the Ground Water Hydrology and Chemistry in Tarsus Coastal Plain (Mersin, SE Turkey) Using Fuzzy Clustering, Multivariate Statistics and GIS Techniques. Journal of Hydrology, 414-415, 435-451.
 Suresh Nathan, N., Saravanane, R. and Sundararajan, T. (2016) Assessment of Ground Water Contamination Due to Co-Disposal of Municipal Solid Waste and Secondary Wastewater on Land at Lawspet in Puducherry, India. International Journal of Environmental Engineering and Management, 7, 35-67.
 Zhang, B., et al. (2012) Hydrochemical Characteristics and Water Quality Assessment of Surface Water and Ground Water in Songnen Plain, Notheast China. Water Research, 46, 2737-2748.
 Nematollahi, M.J., et al. (2016) Hydrogeochemical Investigations and Ground Water Quality Assessment of Torbat-Zaveh Plain, KhorasanRazavi, Iran. Environmental Monitoring and Assessment, 188, 2.
 Batayneh, A. and Zumlot, T. (2012) Multivariate Statistical Approach to Geochemical Methods in Water Quality Factor Identification; Application to the Shallow Aquifer System of the Yarmouk Basin of North Jordan. Research Journal of Environmental and Earth Sciences, 4, 756-768.
 Cobbina, S.J., et al. (2012) Multivariate Statistical and Spatial Assessment of Ground water Quality in the Tolon-Kumbungu District, Ghana. Research Journal of Environmental and Earth Sciences, 4, 88-98.
 Nosrati, K. and Van Den Eeckhaut, M. (2012) Assessment of Ground Water Quality Using Multivariate Statistical Techniques in Hashtgerd Plain, Iran. Journal of Environmental Earth Science, 65, 331-344.
 Machiwal, D. and Jha, M.K. (2015) Identifying Sources of Ground Water Contamination in a Hard-Rock Aquifer System Using Multivariate Statistical Analyses and GIS-Based Geostatistical Modeling Techniques. Journal of Hydrology: Regional Studies, 4, 80-110.
 Masoud, A.A. (2014) Ground Water Quality Assessment of the Shallow Aquifers West of the Nile Delta (Egypt) Using Multivariate Statistical and Geostatistical Techniques. Journal of African Earth Sciences, 95, 23-137.
 Omo-Irabor, O.O., et al. (2008) Surface and Groundwater Water Quality Assessment Using Multivariate Analytical Methods: A Case Study of the Western Niger Delta, Nigeria. Physics and Chemistry of the Earth, 33, 666-673.
 Bhuiyan, M.A.H., et al. (2016) Assessment of Ground Water Quality of Lakshimpur District of Bangladesh Using Water Quality Indices, Geostatistical Methods, and Multivariate Analysis. Environmental Earth Sciences, 75, 23.
 Belkhiri, L. and Narany, T.S. (2015) Using Multivariate Statistical Analysis, Geostatistical Techniques and Structural Equation Modeling to Identify Spatial Variability of Ground Water Quality. Water Resources Management, 29, 2073-2089.
 Kamble, S.R. and Vijay, R. (2011) Assessment of Water Quality Using Cluster Analysis in Coastal Region of Mumbai, India. Environmental Monitoring and Assessment, 178, 321-332.
 Lin, C., et al. (2010) Multivariate Statistical Factor and Cluster Analyses for Selecting Food Waste Optimal Recycling Methods. Environmental Engineering Science, 28, 349-356.
 Hosseinimarandi, H., et al. (2014) Assessment of Ground Water Quality Monitoring Network Using Cluster Analysis, Shib-Kuh Plain, Shur Watershed, Iran. Journal of Water Resource and Protection, 6, 618-624.
 Heberger, K., Milczewska, K. and Voelkel, A. (2005) Principal Component Analysis of Polymer-Solvent and Filler-Solvent Interactions by Inverse Gas Chromatography. Colloids and Surfaces A: Physicochemical and Engineering Aspects, 260, 29-37.
 Liu, C.W., Lin, K.H. and Kuo, Y.M. (2003) Application of Factor Analysis in the Assessment of Ground Water Quality in a Black Foot Disease Area in Taiwan. Science of the Total Environment, 313, 77-89.
 Lalitha, A., et al. (2012) The Evaluation of Ground Water Pollution in Alluvial and Crystalline Aquifer by Principal Component Analysis. International Journal of Geomatics and Geosciences, 3, 285-298.
 Basu, S. and Lokesh, K.S. (2014) Application of Multiple Linear Regression and Manova to Evaluate Health Impacts Due to Changing River Water Quality. Applied Mathematics, 5, 799-807.
 Wunderlin, D.A., et al. (2001) Pattern Recognition Techniques for the Evaluation of Spatial and Temporal Variations in Water Quality. A Case Study: Suquia River Basin (Cordoba-Artgentina). Water Research, 35, 2881-2894.
 Saatsaz, M., et al. (2013) Multivariate Statistical Techniques for the Evaluation of Spatial and Temporal Variations in Ground Water Quality of Astaneh-Kouchesfan Plain, Sefīd-Rūd Basin, North of Iran. 9th International River Engineering Conference, Ahwaz, 22-24 January 2013.