1.CIMPA UNESCO SCHOOL ON Riemannian, Pseudo-Riemannian Geometry and Dynamics and Applications, El-Oued, Algeria, Feb.26th Mar. 10th , 2005.

2. Attending in the course: Mathematics Education Improvement for Middle Eastimplementedin OSAKA, JAPAN, Sep. 29th - Nov. 10th , 2008.

3. Attending in Advanced School and Workshop on Discrete Groups in Complex Geometrie, ICTP, ITALY, 28 June - 16 July 2010.