@book { TrendwendezurReurbanisierunginLeipzig,
    title = "Trendwende zur Reurbanisierung in Leipzig?",
    author = "Claudia {Wiegandt}",
    year = "2007",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    url = "https://m.diplom.de/document/229037"
}