@book { ErstesKommandoChronikderSternenkriegerExtra, title = "Erstes Kommando - Chronik der Sternenkrieger Extra", subtitle = "Sternenkrieger Extra 1", author = "Alfred {Bekker}", year = "2018", publisher = "Uksak E-Books", address = "Lengerich, Deutschland", url = "https://uksakebooks.grin.com/document/388799" }