@book { WissenalsGut,
    title = "Wissen als Gut",
    author = "Rainer {Kamber}",
    year = "2013",
    publisher = "Peter Lang Verlag",
    address = "Lausanne, Switzerland",
    doi = "10.3726/978-3-0352-0190-1",
    url = "https://www.peterlang.com/document/1052986"
}