@inproceedings{sgem2018s02042,
  title = {HYDRODYNAMIC MODEL OF MULTI- LAYERED AQUIFER COMPLEX IN THE DOBRUDZHA COALFIELD AREA (NE BULGARIA)},
  author = {Nikolay Stoyanov},
  booktitle = {SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 18th International Multidisciplinary Scientific GeoConference SGEM2018, Science and Technologies in Geology, Exploration and Minining},
  year = {2018},
  pages = {333-340},
  publisher = {STEF92 Technology},
  doi = {10.5593/sgem2018/1.2/s02.042}
}