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• Turku University of Applied Sciences, Finland
• Universitat Jaume I, Spain
• VNUHCM University of Social Sciences and Humanities, Vietnam
• Thai Nguyen University of Agriculture and Forestry, Vietnam
• Thai Nguyen University of Economics and Business Administration, Vietnam
• Vinh University of Technology Education, Vietnam
• Royal University of Phnom Penh, Cambodia
• National Institute of Education, Cambodia