@book { InformationsbltteralsAllheilmittelzurberwindungderInformationsasymmetrie, title = "Informationsblätter als Allheilmittel zur Überwindung der Informationsasymmetrie?", author = "Matthias {Bohnen}", year = "2015", publisher = "Peter Lang Verlag", address = "Berlin, Germany", doi = "10.3726/978-3-653-04890-2", url = "https://www.peterlang.com/document/1048767" }