@book { DieSperrwirkungimStrafrecht,
    title = "Die «Sperrwirkung» im Strafrecht",
    author = "Dirk {Seiler}",
    year = "2002",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1093180"
}