Hillebrand, Gudrun http://orcid.org/0000-0003-1489-9443
Hardenbicker, Paulin
Fischer, Helmut
Otto, Wilfried
Vollmer, Stefan
Funding for this research was provided by:
Bundesministerium für Verkehr und Digitale Infrastruktur (KLIWAS 5.01)
Bundesministeriums für Verkehr, Bau und Stadtentwicklung (KLIWAS 5.02)
Article History
Received: 2 June 2017
Accepted: 2 February 2018
First Online: 21 February 2018