@inproceedings{sgem2018s09083,
  title = {CONSTRUCTION OF THE SPATIAL-TEMPORAL MODEL OF THE IONOSPHERIC PARAMETER USING THE SPHERICAL FUNCTIONS},
  author = {Stepan Savchuk},
  booktitle = {SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 18th International Multidisciplinary Scientific GeoConference SGEM2018, Informatics, Geoinformatics and Remote Sensing},
  year = {2018},
  pages = {661-668},
  publisher = {STEF92 Technology},
  doi = {10.5593/sgem2018/2.2/s09.083}
}