@book { RumeimOffenenUnterricht,
    title = "Räume im Offenen Unterricht",
    author = "Carolin {Kautza}",
    year = "2012",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783656298731",
    url = "https://www.hausarbeiten.de/document/203320"
}