@book { DerPumamitdendreiStreifen, title = "Der Puma mit den drei Streifen", subtitle = "booksnacks (Kurzgeschichte, Krimi, Humor)", author = "Thomas {Kowa}", year = "2016", publisher = "booksnacks", address = "Stuttgart, Deutschland", url = "https://shop.digitalpublishers.de/document/337014" }