@book { GesellschaftSportundDiakonie,
    title = "Gesellschaft, Sport und Diakonie",
    subtitle = "Eine sozialethische Studie",
    author = "Stefan {Schenk}",
    year = "2012",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1108483"
}