@inproceedings{sgem2010paper,
  title = {MAGNETISM OF STREET DUST FROM SOFIA CITY – QUANTITATIVE INDICATION ABOUT DEGREE OF ENVIRONMENTAL POLLUTION},
  author = {D. Jordanova and D. Todorova and TS. Tsacheva},
  booktitle = {10th International Multidisciplinary Scientific GeoConference SGEM2010},
  year = {2010},
  pages = {795-802},
  publisher = {SGEM Scientific GeoConference},
  doi = {}
}