<ul><li><a href=https://www.comcom.admin.ch/comcom/fr/page-daccueil/documentation/rapport-d-activite.html target=_blank>Report on and market analysis of the Swiss telecommunications market by the regulator(Rapport d'activité de la Commission fédérale de la communication(ComCom) 2019,  3 June 2020)</a></li></ul>