@book { AlternativeInternationalisierungsstrategienfrIntegrators,
    title = "Alternative Internationalisierungsstrategien für Integrators",
    subtitle = "Kurier-, Expreß-, Paketdienste",
    author = "Stefan {Haaken}",
    year = "2000",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832420130",
    url = "https://m.diplom.de/document/217448"
}