United Nations e-government survey 2018 [documento eletrónico] : gearing e-government to support transformation towards sustainable and resilient societies / United Nations
The global Information Society [documento electrónico] : a statistical view: partnership on measuring ICT for development / United Nations
Information economy report 2007-2008 [documento elecrónico] : science and technology for development the new paradigm of ICT / United Nations Conference on Trade and Development