Spectrum wars : the rise of 5G and beyond / Jennifer A. Manner
Cellular : an economic and business history of the international mobile-phone industry / Daniel D. Garcia-Swartz and Martin Campbell-Kelly
VoIP emergency calling : foundations and practice / Karl Heinz Wolf, Richard Barnes
The mobile economy Europe 2022 [documento eletrónico] / ed. GSMA
The mobile economy 2022 [documento eletrónico] / ed. GSMA
6 GHz in the 5G era [documento eletrónico] : global insights on 5925-7125 MHz / GSMA
Broadband coverage in Europe 2021 [documento eletrónico] : mapping progress towards the coverage objectives of the digital decade / European Commission
Mobile and fixed broadband prices in Europe 2021 [documento eletrónico] / European Commission
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