https://www.agence-francaise-anticorruption.gouv.fr/files/files/Factsheet_global_mapping_ACAs.pdf
https://eur-lex.europa.eu/legal-content/EN/TXT/PDF/?uri=CELEX:32019R0452&from=EN
https://www.brookings.edu/techstream/inaccurate-and-insecure-why-contact-tracing-apps-could-be-a-disaster/?utm_campaign=Brookings%20Brief&utm_source=hs_email&utm_medium=email&utm_content=87470595
https://publications.parliament.uk/pa/cm201719/cmselect/cmworpen/769/769.pdf