@book { ProzebenchmarkingfrImmobilienfinanzierer,
    title = "Prozeßbenchmarking für Immobilienfinanzierer",
    author = "Tino {Pagel}",
    year = "2000",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832423384",
    url = "https://m.diplom.de/document/218152"
}