@book { DieStiftung, title = "Die Stiftung", subtitle = "Jahreshefte zum Stiftungswesen- 7. Jahrgang 2013", author = "Bernd {Andrick} and Matthias {Gantenbrink} and Gerd {Hellmig} and Axel {Janitzki}", year = "2013", publisher = "Peter Lang Verlag", address = "Berlin, Germany", doi = "10.3726/978-3-653-03726-5", url = "https://www.peterlang.com/document/1047901" }