This author has not been identified. Look up 'Mai Van Bay' in GoogleThis author has not been identified. Look up 'Nguyen Khoa Hien' in GoogleThis author has not been identified. Look up 'Subin Son' in GoogleThis author has not been identified. Look up 'Nguyen Duy Trinh' in GoogleThis author has not been identified. Look up 'Nguyen Tien Trung' in GoogleThis author has not been identified. Look up 'Pham Cam Nam' in GoogleThis author has not been identified. Look up 'Jong Seung Kim' in GoogleThis author has not been identified. Look up 'Duong Tuan Quang' in Google