@book { ChristianRockUnterhaltungodermehr,
    title = "«Christian Rock» – Unterhaltung oder mehr?",
    author = "Wolfgang {Kabus} and Tobias {Rux}",
    year = "2014",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-04021-0",
    url = "https://www.peterlang.com/document/1048250"
}