János Martonyi (Minister for Foreign Affairs-Hungary) / Johannes Hahn (European Commissioner for Regional Policy) / Hans-Peter Hasenbichler (austrian waterway) / Philip Weller (protection Danube river)
Localización:Inforegio panorama, ISSN 1608-389X, Nº. 37, 2011 (Ejemplar dedicado a: The EU strategy for the Danube region. A united response to common challenges), págs. 8-11
