@book { PlanungundBauvonShoppingCentern,
    title = "Planung und Bau von Shopping-Centern",
    author = "Katharina {Wrabetz}",
    year = "2004",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783638291712",
    url = "https://www.hausarbeiten.de/document/27021"
}