@inproceedings{sgem2020s05056,
  title = {ANALYSIS OF SEISMICITY IN SOFIA SEISMOGENIC ZONE},
  author = {Dimcho Solakov and Stela Simeonova and Plamena Raykova and Irena Aleksandrova},
  booktitle = {SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 20th International Multidisciplinary Scientific GeoConference Proceedings SGEM 2020, Science and Technologies in Geology, Exploration And Mining},
  year = {2020},
  pages = {435-442},
  publisher = {STEF92 Technology},
  doi = {10.5593/sgem2020/1.2/s05.056}
}