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https://voyagesafriq.com/2020/03/23/why-the-corona-virus-crisis-is-a-unique-and-once-in-a-lifetime-opportunity-for-destinations-and-the-tourism-industry/
2. Corona Pandemic: What it Means for the Sustainable Tourism Community. Sustainability Leaders
https://sustainability-leaders.com/what-corona-pandemic-means-for-sustainable-toursim/
3. Tourism in Post-Crisis is Tourism in Pre-Crisis: A Review of the Literature on Crisis Management in Tourism
https://espace.curtin.edu.au/handle/20.500.11937/36215
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5. Japanese Tourism and the SARS Epidemic of 2003