@inproceedings{sgem2003paper,
  title = {CHEMICAL SPECIATION IN SOLUTION AND SUSPENSION OF METAL POLLUTANTS AND AS IN WATERS, CONTAMINATED BY METALLURGICAL AND MINING ACTIVITIES},
  author = {E.N. Pentcheva and A. Benderev and N. Velitchkova and L. Van’T Dack},
  booktitle = {3rd International Scientific Conference - SGEM2003},
  year = {2003},
  pages = {277-286},
  publisher = {SGEM Scientific GeoConference},
  doi = {}
}