TY - CPAPER AU - Olga Lobacheva AU - Natalia Dzhevaga TI - COMPARATIVE CHARACTERISTIC REMOVAL OF HYDROXOCOMPLEXES HOLMIUM BY ION FLOTATION AND EXTRACTION T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 17th International Multidisciplinary Scientific GeoConference SGEM2017, Ecology, Economics, Education and Legislation PY - 2017 SP - 219 EP - 226 DO - 10.5593/sgem2017/51/s20.029 PB - STEF92 Technology ER -