@book { DieAktienemissionberdasInternet,
    title = "Die Aktienemission über das Internet",
    author = "Martina {Hauten}",
    year = "2000",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832423773",
    url = "https://m.diplom.de/document/218191"
}