@book { Folge1920ChronikderSternenkriegerDoppelband, title = "Folge 19/20 - Chronik der Sternenkrieger Doppelband", author = "Alfred {Bekker}", year = "2018", publisher = "Uksak E-Books", address = "Lengerich, Deutschland", url = "https://uksakebooks.grin.com/document/413676" }