@book { VerstndigungimNetz,
    title = "Verständigung im Netz",
    subtitle = "Gruppenspezifisches Verhalten in Newsgroups",
    author = "Bianca {Kasperski}",
    year = "2003",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832467753",
    url = "https://m.diplom.de/document/222130"
}