@book { VonrotenSockenundZartbitterschokolade,
    title = "Von roten Socken und Zartbitterschokolade",
    author = "Jennifer {Wellen}",
    year = "2017",
    publisher = "booksnacks",
    address = "Stuttgart, Deutschland",
    url = "https://shop.digitalpublishers.de/document/350484"
}