@book { DerSportvereinimVereinsundSteuerrecht,
    title = "Der Sportverein im Vereins- und Steuerrecht",
    author = "Morten {Dibbert}",
    year = "2015",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-05560-3",
    url = "https://www.peterlang.com/document/1049173"
}