@Article{isprs-archives-XLII-4-W14-159-2019,
AUTHOR = {Lupsic, B. and Tak\'acs, B.},
TITLE = {ANALYSIS OF THE EGNOS IONOSPHERIC MODEL AND ITS IMPACT ON THE INTEGRITY LEVEL IN THE CENTRAL EASTERN EUROPE REGION},
JOURNAL = {The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences},
VOLUME = {XLII-4/W14},
YEAR = {2019},
PAGES = {159--165},
URL = {https://isprs-archives.copernicus.org/articles/XLII-4-W14/159/2019/},
DOI = {10.5194/isprs-archives-XLII-4-W14-159-2019}
}