This author has not been identified. Look up 'Abdul-Razaq' in GoogleThis author has not been identified. Look up 'Wai Tong Luk' in GoogleThis author has not been identified. Look up 'Kam Man Shum' in GoogleThis author has not been identified. Look up 'Lee-Ming Cheng' in GoogleThis author has not been identified. Look up 'Kai Ning Yung' in Google