• Airborne laser scanning validation of marine geoid models [Online resource]Ellmann, Artu; Julge, Kalev; Gruno, Anti; Liibusk, Aive1st Joint Commission 2 and IGFS Meeting International Symposium on Gravity, Geoid and Height Systems 2016 : September 19-23, 2016, Thessaloniki, Greece : program2016 / [1] p http://gghs2016.com/presentation-info/?presentation=728