1. Wizz and a bang: Start-up airline Wizz air hopes to become the Ryanair of Eastern Europe;Aircraft Economics,2004
2. Missed opportunities: The restructuring of Berlin's airport system and the city's position in international airline networks;Alberts;Regional Studies,2009
3. Aeroflot home service has long way to go;Andelman;New York Times,1970
4. Blooming in Bratislava;Arnoult;Air Transport World,2005