[Blewitt G., Lavallée D. (2002): Effect of annual signals on geodetic velocity, J. Geophys. Res., 107(B7), 2145, doi:10.1029/2001JB000570.10.1029/2001JB000570]Search in Google Scholar
[Czarnecki K. (1997): Geodezja współczesna w zarysie, Wiedza i Życie, ISBN: 83-86805-67-6]Search in Google Scholar
[European Permanent Network: http://www.epncb.oma.be/]Search in Google Scholar
[International Association of Geodesy, On Geodesy and the Global Geodetic Observing System: http://www.iag-ggos.org/]Search in Google Scholar
[International Association of Geodesy, Reference Frame Sub Commission for Europe: http://www.euref-iag.net/]Search in Google Scholar
[International Earth Rotation and Reference Systems Service: http://www.iers.org]Search in Google Scholar
[International GNSS Service: http://igscb.jpl.nasa.gov/]Search in Google Scholar
[ISO (2005): ISO/TS 19103 Geographic information — Conceptual schema language.]Search in Google Scholar
[OMG (2010): Unified Modeling Language TM (OMG UML) Superstructure, Version 2.3 (2010) http://www.omg.org/spec/UML/2.3/Superstructure/PDF/]Search in Google Scholar
[Pachelski W., Paśnicka-Pawłowska M., Szafranek K., Zwirowicz A. (2008): GGOS information models: analysis of interrelations between observation techniques and the Earth gravity field Reports on Geodesy No. 2 (85), pp. 61-70]Search in Google Scholar
[Plag, H.-P. & Pearlman, M., eds. (2009): Global Geodetic Observing System: Meeting the Requirements of a Global Society on a Changing Planet in 2020, Springer Berlin, ISBN: 978-3-642-02686-7, DOI: 10.1007/978-3-642-02687-4_1-11.]Search in Google Scholar
[Plag, H.-P., Gross, R., Rothacher, M. (2009): Global Geodetic Observing System for Geohazards and Global Change, Geosciences, BRGM's journal for a sustainable Earth, 9, pp. 96-103]Search in Google Scholar