, Universitas Cokroaminoto Palopo (Indonesia)
Kharisma, Sekolah Menengah Pertama Negeri 141 Jakarta
Roslani, SMA Negeri 6 Tangerang Selatan
, Evangelical Presbyterian College of Education
, Chiang Mai University (Thailand)
, Mariano Marcos State University (Philippines)
, Universitas Muhammadiyah Prof. DR. HAMKA (Indonesia)
, Adiyaman University (Turkey)
, Beijing University of Chemical Technology (China)
, University of Rwanda, College of Education (UR-CE) (Gabon)
, Universitas Negeri Jakarta (Indonesia)
, SMP PGRI Kalimulya Depok
, Warwick University (United Kingdom)
, Al Neelain University (Sudan)
, Universitas Muhammadiyah Prof. DR. HAMKA (Indonesia)
, Universitas Indraprasta PGRI
, Osaka Kyoiku University (Japan)
, The Vietnam National Institute of Educational Sciences (Viet Nam)