@book { MigrationeinesSoftwareModuls,
    title = "Migration eines Software-Moduls",
    author = "Nelli {Neigum}",
    year = "2011",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783842814561",
    url = "https://m.diplom.de/document/228495"
}