@book { AuslaufmodellHeim,
    title = "Auslaufmodell Heim",
    author = "Kira {Knechtel}",
    year = "2013",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783656500407",
    url = "https://www.hausarbeiten.de/document/233079"
}