O sector das comunicações 2021 [documento eletrónico] / Autoridade Nacional de Comunicações
The role of government and the public sector in the post COVID-19 digital world [documento eletrónico] : 8th ITU Economic Experts Roundtable; : outcome report / International Telecommunication Union
Study on greening cloud computing and electronic communications services and networks [documento eletrónico] : towards climate neutrality by 2050 / Valentijn Bilsen...[et al.]
BEREC report on the Internet ecosystem [documento eletrónico] / Body of European Regulators for Electronic Communications
Connectivity and data [documento eletrónico] / Smart Cities World