@inproceedings{sgem2023s0121,
  title = {THE LIMESTONES FROM THE WALLS OF SEVERAL DOBROGEAN FORTRESSES AND THEIR POSSIBLE EXTRACTION AREA},
  author = {Oliver Livanov and Alexandru Bănescu and Matei Simionov and Paula Pindic and Iuliana-Mihaela Tudor},
  booktitle = {SGEM International Multidisciplinary Scientific GeoConference- EXPO Proceedings; 23rd International Multidisciplinary Scientific GeoConference Proceedings SGEM2023, Science and Technologies in Geology, Exploration And Mining, Vol 23, Issue 1.1},
  year = {2023},
  pages = {173-180},
  publisher = {STEF92 Technology},
  doi = {10.5593/sgem2023/1.1/s01.21}
}