@inproceedings{sgem2018s11040,
  title = {ANCIENT STONE CIRCLES IN THE NORTHERN POLAND},
  author = {Agnese Kukela},
  booktitle = {SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 18th International Multidisciplinary Scientific GeoConference SGEM2018, Informatics, Geoinformatics and Remote Sensing},
  year = {2018},
  pages = {315-320},
  publisher = {STEF92 Technology},
  doi = {10.5593/sgem2018/2.3/s11.040}
}