J. Sanchis, T. Valente, M. Santisteban. "COMPARATIVE ANALYSIS OF DIFFERENT TYPES OF WASTE-WATER TREATMENT PLANTS: APPLICATION OF STATISTICAL METHODS TO LARGE DATA SETS OF EFFLUENT QUALITY PARAMETERS." SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 13th SGEM GeoConference on WATER RESOURCES. FOREST, MARINE AND OCEAN ECOSYSTEMS (2013): 71 - 78 pp. https://doi.org/10.5593/sgem2013/bc3/s12.009