@inproceedings{sgem2019s13034,
  title = {INFLUENCE OF SYNTHESIZED HYDROXYAPATITE AS A PHOSPHORUS FERTILIZER},
  author = {C. Sîrbu},
  booktitle = {SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 19th International Multidisciplinary Scientific GeoConference SGEM2019, Water Resources. Forest, Marine and Ocean Ecosystems},
  year = {2019},
  pages = {253-260},
  publisher = {STEF92 Technology},
  doi = {10.5593/sgem2019/3.2/s13.034}
}