Universidad de Guanajuato
Mexico
Bucharest University of Economic Studies Romania
University of Bamenda
Cameroon
Harbin Engineering University
China
Universiti Pendidikan Sultan Idris
Malaysia
Purdue University
USA
The University of Crete
Greece
Georgia State University
Georgia
University of Zielona Góra
Poland
State University of Morelos
Mexico
Islamic University of Gaza
Palestine
The University of Maryland
USA
Federal University of Pernambuco
Brazil
University of Aveiro
Portugal
Taibah University
Saudi Arabia
Hefei University of Technology
China
Al-Aqsa University
Palestine
University of New Mexico
USA
Independent Scholar
Vietnam
University of Almeria
Spain
Philippines Christian University
Philippines
University of Haute Alsace
France
University of Salerno
Italy
Nanjing University
China
Deakin University
Australia
Jiangxi University of Science and Technology
China
Yonsei University, Seoul
South Korea
UCSI University
Malaysia
Prathyusha Engineering College
India
IIT Kharagpur
India
Government Lohia PG College
India
Islamic Azad University
Iran
Iraq University college
Iraq