{{Cite journal| doi = 10.1016/j.puhe.2022.02.009| issn = 00333506| volume = 206| pages = 5–7| last1 = Schultz| first1 = Émilien| last2 = Touzani| first2 = Rajae| last3 = Mancini| first3 = Julien| last4 = Ward| first4 = Jeremy K.| title = From contact tracing to COVID-19 pass holder; the tortured journey of the French TousAntiCovid contact tracing app| journal = Public Health| access-date = 2022-06-14| date = 2022-05| url = https://linkinghub.elsevier.com/retrieve/pii/S0033350622000579}}