@book { SportundGesellschaft,
    title = "Sport und Gesellschaft",
    subtitle = "Festschrift zum 80. Geburtstag von Ernst Strupler",
    author = "Simon {Geissbühler}",
    year = "1998",
    publisher = "Peter Lang Verlag",
    address = "Lausanne, Switzerland",
    url = "https://www.peterlang.com/document/1087632"
}