@book { DasPhnomenSchulabsentismusAnlsseBedingungenHintergrnde,
    title = "Das Phänomen Schulabsentismus - Anlässe, Bedingungen, Hintergründe",
    author = "Tobias {Maucher}",
    year = "2008",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783836614382",
    url = "https://m.diplom.de/document/225864"
}