@book { DieTempelritterSagaBand9DerKreuzzugderKinder, title = "Die Tempelritter-Saga - Band 9: Der Kreuzzug der Kinder", author = "Mattias {Gerwald}", year = "2015", publisher = "dotbooks Verlag", address = "München, Deutschland", url = "https://m.dotbooks.de/document/288745" }