RESEARCH, Federal Department of Economic Affairs, Education and. Guy Parmelin, President of the Swiss Confederation. www.wbf.admin.ch [online]. [cit. 2021-05-06]. Dostupné online. (anglicky)
credit-suisse.com
We need to stand together as a country, despite COVID-19. Credit Suisse [online]. [cit. 2021-05-06]. Dostupné v archivu pořízeném z originálu dne 2021-05-06. (anglicky)
We need to stand together as a country, despite COVID-19. Credit Suisse [online]. [cit. 2021-05-06]. Dostupné v archivu pořízeném z originálu dne 2021-05-06. (anglicky)