"BUDAPEST EUROPE'S SECOND FASTEST-DEVELOPING URBAN ECONOMY, STUDY REVEALS - The study examines the development of the world's 300 largest urban economies, ranking them according to the pace of development".
Truy cập ngày 29 tháng 1 năm 2008.  ^ “Budapest Europe’s Second Fastest-Developing Urban Economy, Study Reveals – The study examines the development of the world's 300 largest urban economies, ranking them according to the pace of development.”.