@book { KorruptionundSystemrationalitt,
    title = "Korruption und Systemrationalität",
    subtitle = "Systemtheoretische Aspekte von Korruption am Beispiel des Kölner Müllskandals",
    author = "Jens {Bergmann}",
    year = "2005",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832490508",
    url = "https://m.diplom.de/document/224209"
}