Prof. Harald SchuhDirector of Dept. 1 “Geodesy” at Helmholtz Centre Potsdam, GFZ German Research Centre for Geosciences.
Prof. Clark WilsonProfessor, Department of Geological Sciences, Jackson School of Geosciences, University of Texas.
The Arab Conference on Astronomy and Geophysics
7th Assembly October 11-14, 2021, Cairo, Egypt