@book { IndustrieinvestitioneninRumnien,
    title = "Industrieinvestitionen in Rumänien",
    author = "Gerd Arnold {Eisele}",
    year = "1997",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832403539",
    url = "https://m.diplom.de/document/216334"
}