Projet APP A2U UPJV (LAMFA+EDYSAN)/ULCO (LMPA) (2019)
PHC Cedre with Lebanese University at Fanar, Lebanon (2017-)
CIMPA School in Caracas, april 2012
PHC Galileo with Politecnico di Milano (Milan, Italy) 2011-2013
LEA Maths Mode (project Between CNRS and Maths Lab of teh romanian Academy of Science) at Semion Stoilow Institue at Bucarest
2008-20010 and 2013-2015
CNRS "Echange de Chercheurs" with University Central and University Simon Bolivar, Caracas, Venezuela (2011-2013)
INRIA Mediterranean Project MASOH with University of Lille 1, University of Granada (Spain), University of Monastir (Tunisia) and FST at MArrakesh (Morocco), (2006-2008)