University of Central Florida, USA.
Kuwait College of Science and Technology, Kuwait
Firat University, Turkey
Stellenbosch University, South Africa
Shanghai Jiao Tong University, China
King Khalid University, Kingdom of Saudi Arabia
Universiti Teknologi, Malaysia
Shandong University of Science and Technology, China
University of West Attica, Greece
Quaid-i-Azam University, Pakistan
The Federal University of Technology, Akure, Nigeria
University of 20 Auot 1955-Skikda, Algeria
Hassan II University, Morocco
Duy Tan University, Vietnam
Prince Sattam bin Abdulaziz University, Saudi Arabia
Cankaya University, Bucharest, Romania.