Measuring digital development [documento eletrónico] : ICT price trends 2019 / International Telecommunication Union
Os preços das telecomunicações em Portugal [documento eletrónico] : frequently asked questions / Autoridade Nacional de Comunicações
The state of 4G & 5G broadband pricing [document eletrónico] : 2H2020 / Rewheel
Effective spectrum pricing in Africa [document eletrónico] : how successful awards can help drive mobile connectivity / Xavier Pedros...[et al.]
Mobile and fixed broadband prices in Europe 2019 [documento eletrónico] / European Commission
Annual report 2019 [documento electrónico] : RTR internet monitor / Austrian Regulatory Authority For Broadcasting and Telecommunications
Telecomunicaciones y audiovisual informe económico sectorial [documento electrónico] : 2019 / Comisión Nacional de los Mercados y la Competencia