@book { GesundheitswebsitesfrJugendliche,
    title = "Gesundheitswebsites für Jugendliche",
    author = "Nicola {Steinhauff}",
    year = "2006",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832494124",
    url = "https://m.diplom.de/document/224546"
}