1. Airport Risk of Importation and Exportation of the COVID-19 Pandemic;Nakamura;Transport Policy,2020
2. T. Powley, J. Reed, K. Inagaki, P. Riordan, M. Badkar, J. Smyth, L. Lewis, N. Rovnick, Airlines slash flights to cut costs as coronavirus hits travel demand, (2020). https://www.ft.com/content/c28b5790-62c6-11ea-a6cd-df28cc3c6a68 (accessed September 13, 2020).
3. S.W. Anderson, L.S. Baggett, S.K. Widener, The Impact of Service Operations Failures on Customer Satisfaction: Evidence on How Failures and Their Source Affect What Matters to Customers, M&SOM. 11 (2009) 52–69. 10.1287/msom.1070.0193.
4. An Early Assessment of the Impact of COVID-19 on Air Transport: Just Another Crisis or the End of Aviation as We Know It?;Pere;J Transp Geogr,2020
5. What Makes an Online Consumer Review Trustworthy?;Filieri;Annals of Tourism Research,2016