• Harmonic continuation and gravimetric inversion of gravity in areas of negative geodetic heightsVajda, Peter; Ellmann, Artu; Meurers, B.; Vanicek, P.; Novak, Pavel; Tenzer, RobertGravity, Geoid and Earth Observation : IAG Commission 2: Gravity Field, Chania, Crete, Greece, 23-27 June 20082010 / p. 25-30 : ill https://www.researchgate.net/publication/251105369_Harmonic_Continuation_and_Gravimetric_Inversion_of_Gravity_in_Areas_of_Negative_Geodetic_Heights
• On ambiguities in definitions and applications of Bouguer gravity anomalyVajda, Peter; Vanicek, P.; Novak, Paul; Tenzer, Robert; Ellmann, Artu; Meurers, B.Gravity, Geoid and Earth Observation : IAG Commission 2: Gravity Field, Chania, Crete, Greece, 23-27 June 20082010 / p. 19-24 : ill https://link.springer.com/chapter/10.1007/978-3-642-10634-7_3
• Validation of the new Earth gravitational model EGM08 over the Baltic countriesEllmann, ArtuGravity, Geoid and Earth Observation : IAG Commission 2: Gravity Field, Chania, Crete, Greece, 23-27 June 20082010 / p. 489-496 https://link.springer.com/chapter/10.1007/978-3-642-10634-7_65