1. Communications Market Report 2012, Ofcom 2012
2. International Communications Market Report 2011, Ofcom 2011
3. Ecole Telecom Paris, Mobile Communications, Ms.C. Degree on ICT, France http://enseignements.telecom-paristech.fr
4. KTH Royal Institute of Technology, HI1021 Mobile Communications, Sweden http://www.kth.se
5. Norwegian University of Science and Technology, TTT4160 Mobile Communications, Norway http://www.iet.ntnu.no