@inproceedings{sgem2023s0926,
  title = {HARMONICAL ANALYSIS OF SEA LEVEL DATA AT VARNA TIDE GAUGE},
  author = {Anton Ivanov},
  booktitle = {SGEM International Multidisciplinary Scientific GeoConference- EXPO Proceedings; 23rd SGEM International Multidisciplinary Scientific GeoConference Proceedings 2023, Informatics, Geoinformatics and Remote Sensing, Vol 23, Issue 2.1.},
  year = {2023},
  pages = {209-214},
  publisher = {STEF92 Technology},
  doi = {10.5593/sgem2023/2.1/s09.26}
}