State aid for broadband infrastructure in Europe [documento eletrónico] : assessment & policy recommendations / Richard Feasey, Marc Bourreau and Ambre Nicolle
Signalling security in telecom SS7/diameter/5G [documento eletrónico] : EU level assessment of the current situation / European Network and Information Security Agency
Delivering the digital revolution [documento eletrónico] : will mobile infrastructure keep up with rising demand? / GSMA, Boston Consulting Group