1. State of the Hotel Industry Analysis: Covid-19 Six Months Later,2020
2. COVID-19 Related Travel Restrictions—A Global Review for Tourism,2020
3. State of the Restaurant Industry,2019
4. Wendy’s Customers Ask “Where’s the Beef?” as Restaurants Remove Menu Items|Fox Businesshttps://www.foxbusiness.com/lifestyle/wendys-meat-shortage-menu-items-removed
5. Eating Out after COVID: Some Consumer Trends Are Already Emerging—FoodTec Solutionshttps://foodtecsolutions.com/blog/2020/08/21/eating-out-after-covid-some-consumer-trends-are-already-emerging/