VALACH, Fridrich, Magdaléna VÁCZYOVÁ, and Peter DOLINSKÝ. “Geomagnetic Field at Slovak Repeat Stations – the 2004.5 Epoch”. Contributions to Geophysics and Geodesy 360 (May 7, 2021): 73-80. Accessed November 24, 2024. https://journal.geo.sav.sk/cgg/article/view/347.