TY - CPAPER AU - Paulo J.C. Favas TI - MULTIVARIATE ANALYSIS APPLIED TO THE STUDY OF ACID MINE DRAINAGES AND SURROUNDINGS SUPERFICIAL WATERS (ERVEDOSA MINE, NORTHERN PORTUGAL) T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 18th International Multidisciplinary Scientific GeoConference SGEM2018, Ecology, Economics, Education and Legislation PY - 2018 SP - 565 EP - 572 DO - 10.5593/sgem2018/5.1/s20.073 PB - STEF92 Technology ER -