K., Szafranek, A., Araszkiewicz, S., Schillak, M., Figurski, P., Zonik. ANALYSIS OF THE RELIABILITY OF VELOCITIES ESTIMATED ON THE BASIS OF GNSS AND SLR OBSERVATIONS. SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 15th International Multidisciplinary Scientific GeoConference SGEM2015, INFORMATICS, GEOINFORMATICS AND REMOTE SENSING, 2015, pp. 63-70. https://doi.org/10.5593/sgem2015/b22/s9.008