@inproceedings{sgem2017s18035,
  title = {VARIABILITY OF RARE EARTH ELEMENTS CONTENT IN ASH AND SLAG DEPOSITED AT A LANDFILL SITE},
  author = {Barbara Bialecka and Magdalena Cempa and Arkadiusz Bauerek and Joanna Calus Moszko},
  booktitle = {SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 17th International Multidisciplinary Scientific GeoConference SGEM2017, Energy and Clean Technologies},
  year = {2017},
  pages = {275-282},
  publisher = {STEF92 Technology},
  doi = {10.5593/sgem2017h/43/s18.035}
}