@book { KundenintegrationBedeutungimRahmenvonradikalenInnovationen,
    title = "Kundenintegration – Bedeutung im Rahmen von radikalen Innovationen",
    author = "Benjamin {Gruna et al.}",
    year = "2009",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783640516292",
    url = "https://www.hausarbeiten.de/document/142076"
}