[1984] (3 months). Practical Studies under the supervision of Prof. Dr. D. Herm, Institute of paleontology, University of Munich, Germany.
[1986-1989] 30 months). Research work was supported by Projects P 5877 and P 7507-Geo of the “Fonds zur Forderung der wissenschaftlichen Forschung in Osterreich”, (ACTUOPALEONTOLOGICAL STUDIES IN THE BAY OF SAFAGA RED SEA, EGYPT) together with Prof. Dr. F. Steininger and others (Vienna University).
[1993] (12 months). Research work with Prof. Dr. W. E. Piller (Institute for Palaeontology, University of Vienna).
[1996] (10 days). Research work with Prof. Dr. E. Davaud (Department of Geologie and Palaeontology, University of Geneva).
[1997] (9 months from March to Nov.) Research work with Prof. Dr. W. E. Piller (Institute for Palaeontology, University of Vienna).
[2001] 3 months from June to September) research work in department of Geosciences, Western Michigan University, Kalamazoo, MI 49008, USA (Reference, Prof. Dr. Alan Kehew, Head of the department).
[2005] (10 days) Official visit with the Governor of Qena and the President of South Valley University to Raleigh in North Carolina, United States of America to improve our knowledge and understanding of the decentralization in education.