@book { Geradekreuzundquer, title = "Gerade, kreuz und quer", subtitle = "Wandern & Radfahren durchs westliche Brandenburg", author = "Rahel {Straubel} and Dirk {Reuber}", year = "2023", publisher = "Omnino Verlag", address = "Berlin, Deutschland", url = "https://shop.omnino-verlag.de/document/1336116" }