@inproceedings{sgem2010paper,
  title = {SOLUBILIZATION OF NATURAL HYDROXYAPATITE BY LACTIC ACID PRODUCING RHIZOPUS ARRHIZUS IMMOBILIZED IN POLYURETHANE FOAM},
  author = {M. Vassileva and D. Sanches and D. Altmeyer and V. Bravo and N. Vassilev},
  booktitle = {10th International Multidisciplinary Scientific GeoConference SGEM2010},
  year = {2010},
  pages = {773-780},
  publisher = {SGEM Scientific GeoConference},
  doi = {}
}