1. Papathanassis, A.: Cruise tourism management: state of the art. Tour. Rev. 72, 104–119 (2017). https://doi.org/10.1108/TR-01-2017-0003
2. CLIA: 2019 Cruise trends & industry outlook. https://cruising.org/-/media/research-updates/research/clia-2019-state-of-the-industry-presentation-(1).ashx (2019)
3. CLIA: FAQs: the cruise community and COVID-19. https://cruising.org/-/media/Facts-and-Resources/Cruise-Industry-COVID-19-FAQs_August-13-2020 (2020)
4. STATISTA: Percentage change in revenue of leading cruise companies worldwide during the coronavirus (COVID-19) pandemic in 2020 and 2021. https://www.statista.com/statistics/1258281/growth-rate-revenue-leading-cruise-companies-worldwide/. Last accessed 15 Apr 2022
5. Rocklöv, J., Sjödin, H., Wilder-Smith, A.: COVID-19 outbreak on the Diamond Princess cruise ship: estimating the epidemic potential and effectiveness of public health countermeasures. J. Travel Med. 27, taaa030 (2020). https://doi.org/10.1093/jtm/taaa030