@inproceedings{sgem2013s05013,
  title = {HARMONIC ANALYSIS OF SECULAR CHANGES OF THE ORBITAL PARAMETERS AND GEOMAGNETIC FIELD},
  author = {Rada Avramovska},
  booktitle = {SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 13th SGEM GeoConference on SCIENCE AND TECHNOLOGIES IN GEOLOGY, EXPLORATION AND MINING},
  year = {2013},
  pages = {},
  publisher = {Stef92 Technology},
  doi = {10.5593/sgem2013/ba1.v2/s05.013}
}