S. Varbla, A. Gruno, A. Ellmann, and S. Märdla, “Assessment of marine geoid models by ship-borne GNSS profiles”, ENVIRO, vol. 10, Jan. 2017, Accessed: May 24, 2026. [Online]. Available: https://conferences.vilniustech.lt/index.php/ENVIRO/article/view/1090