1. (2021, September 21). Vietnam Economy Times. Available online: https://vneconomy.vn/covid-19-tao-ra-nhung-xu-huong-fb-nao.htm.
2. VNAT (2020, October 12). Vietnam Tourism Annual Report 2019 Released, Available online: https://vietnamtourism.gov.vn/english/index.php/items/15251.
3. Minister of Industry and Trade of Vietnam (2022, March 20). The Trend of Green Consumption Is Becoming More and More Important, Available online: https://moit.gov.vn/phat-trien-ben-vung/xu-huong-tieu-dung-xanh-ngay-cang-duoc-quan-tam-nhieu-hon.html.
4. Exploring Consumer Perceptions of Green Restaurants in the US;Schubert;Tour. Hosp. Res.,2010
5. Going Green in Quick-Service Restaurants: Customer Perceptions and Intentions;DiPietro;Int. J. Hosp. Tour. Adm.,2013