Trends in telecommunication reform [documento eletrónico] : 4th generation regulation; : driving digital communications ahead / International Telecommunication Union
Consolidação no negócio das telecomunicações : tendências e novos desafios / org. Autoridade Nacional de Comunicações
TEM Ecosystem [documento eletrónico] : situation and evolution of the portuguese telecommunications macro-sector 2014-2017 / Altran Portugal
A future policy framework for growth [documento eletrónico] : a report for the European Telecommunications Network Operators' Association (ETNO) / ed. AT Kearney