1.
BIRÓ P, THÔNG NC, WEISZ E. MODELLING OF SECULAR VARIATIONS IN GRAVITY AND IN GEOIDAL UNDULATIONS Period. Polytech. Civil Eng. [Internet]. 1986 Jan. 1 [cited 2024 May 19];30(1-2):23-36. Available from: https://pp.bme.hu/ci/article/view/3966