@book { Irelandsfutureintheeuropeanunion,
    title = "Ireland's future in the european union",
    author = "Ralf {Jagow}",
    year = "2001",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832439538",
    url = "https://m.diplom.de/document/219592"
}