Hassan Khozyem (a,b), Thierry Adatte (a), Jorge E. Spangenberg (c), Abdel Aziz Tantawy (b) & Gerta Keller (d)
(a) Institute of Earth Sciences, University of Lausanne, Switzerland. E-mail: khozyem@gmail.com
(b) Departement of Geology, Faculty of Sciences, Aswan University, Aswan, Egypt.
(c) Institute of Earth Surface Dynamics, University of Lausanne, Switzerland.
(d) Department of Geosciences, Princeton University, Guyot Hall, Princeton, NJ 08544, USA.