@inproceedings{sgem2018s20073,
  title = {MULTIVARIATE ANALYSIS APPLIED TO THE STUDY OF ACID MINE DRAINAGES AND SURROUNDINGS SUPERFICIAL WATERS (ERVEDOSA MINE, NORTHERN PORTUGAL)},
  author = {Paulo J.C. Favas},
  booktitle = {SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 18th International Multidisciplinary Scientific GeoConference SGEM2018, Ecology, Economics, Education and Legislation},
  year = {2018},
  pages = {565-572},
  publisher = {STEF92 Technology},
  doi = {10.5593/sgem2018/5.1/s20.073}
}