1. School of Hospitality Management, Macao Institute for Tourism Studies, Macao SAR, China
2. School of Tourism Management, Macao Institute for Tourism Studies, Macao SAR, China
3. Department of Land Surveying and Geo-informatics, The Hong Kong Polytechnic University, Hong Kong SAR, China
4. Department of Recreation, Parks & Tourism Sciences, Texas A&m University, College Station, Texas, United States