@book { CaseStudysterreichischeCreditVereinAG,
    title = "Case Study - Österreichische Credit Verein AG",
    author = "Markus {Slamanig}",
    year = "2005",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783638400640",
    url = "https://www.hausarbeiten.de/document/41900"
}