@book { KrimiDoppelband42,
    title = "Krimi Doppelband 42",
    author = "Alfred {Bekker} and Albert {Baeumer}",
    year = "2019",
    publisher = "Uksak E-Books",
    address = "Lengerich, Deutschland",
    url = "https://uksakebooks.grin.com/document/453249"
}