@book { WandlungenkomplexerBildungssysteme,
    title = "Wandlungen komplexer Bildungssysteme",
    subtitle = "Festschrift für Jürgen Wiechmann",
    author = "Elke {Moning} and Jendrik {Petersen}",
    year = "2010",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1135639"
}