Mobile market structure and performance in Europe [documento eletrónico] : lessons from the 4G era / Serafino Abate...[et al.]
The state of mobile network experience 2020 [documento eletrónico] : one year into the 5G era / Sam Fenwick, Hardik Khatri
The state of 4G & 5G broadband pricing [document eletrónico] : 2H2020 / Rewheel