@book { VeranstalterhaftungimLaufsport,
    title = "Veranstalterhaftung im Laufsport",
    author = "Yvonne {Schuld}",
    year = "2010",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-00160-0",
    url = "https://www.peterlang.com/document/1044310"
}