@inproceedings{sgem2019s19138,
  title = {STUDY OF THE EVOLUTION OF THE PARTICULATE MATTER AND HEAVY METALS EMISSIONS IN THE FIRST NINE COUNTRIES ENROLLED IN THE EUROPEAN UNION},
  author = {Simona Condurache-Bota},
  booktitle = {SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 19th International Multidisciplinary Scientific GeoConference SGEM2019, Energy and Clean Technologies},
  year = {2019},
  pages = {1085-1092},
  publisher = {STEF92 Technology},
  doi = {10.5593/sgem2019/4.1/s19.138}
}