@inproceedings{sgem2001paper,
  title = {ENVIRONMENTAL MANAGEMENT AND MONITORING AT NAVAN CHELOPECH AD AND BIMAK AD, COMPANIES INVOLVED IN MINING AND PROCESSING OF GOLD-COPPER ORES},
  author = {Irena Stambolieva},
  booktitle = {1st International Scientific Conference - SGEM2001},
  year = {2001},
  pages = {353- 370},
  publisher = {SGEM Scientific GeoConference},
  doi = {}
}