Ain Shams University, Egypt
Otago University, New Zealand
University of Malaya, Malaysia
Islamic Azad University, Iran
Technical University of Iasi, Romania
Yazd University, Iran
Sharif University of Technology, Iran
Vellore Institute of Technology, India
Punjab Technical University, India
University of the East, Philippines
Universidad Distrital FJC, Colombia
Indian Institute of Technology, India
Universiti Utara Malaysia, Malaysia
Kastamonu University, Turkey
University of Malaya, Malaysia
Bandung Institute of Technology, Indonesia
Centre for Research in Mathematics, Mexico
University of Craiova, Romania
Islamic Azad University, Iran