Blacksburg, VA
Stockholm University Sweden
Tehran Institute of Technology / Azad University Tehran
Politecnico di Milano, @CRECKMODELING Palo Alto, CA
East China Normal University Shanghai, China
@Lboro-CS Beijing, China
Institut National de la recherche scientifique Montréal, Canada
Johns Hopkins University Rockville, MD
K-water Daejeon, South Korea
Mining Institute Perm, Russia
Tbilisi
Tongji University Shanghai, China.