Western Europe Telecommunications Insight [documento electrónico] / prop. Business Monitor International
Emerging Europe Telecommunications Insight [documento electrónico] / prop. Business Monitor International
Spain Telecommunications Report [documento electrónico] / ed. Business Monitor International
United Kingdom Telecommunications Report [documento electrónico] / ed. Business Monitor International
Portugal Telecommunications Report [documento electrónico] / ed. Business Monitor International
Portugal telecommunications report 2009 [documento electrónico] / Business Monitor International