@book { KrimiDoppelband63ZweiKriminalromaneineinemBand, title = "Krimi Doppelband 63 - Zwei Kriminalromane in einem Band!", author = "Alfred {Bekker} and Horst {Friedrichs}", year = "2021", publisher = "Uksak E-Books", address = "Lengerich, Germany", url = "https://uksakebooks.grin.com/document/1126275" }