@book { 19AlfredBekkerKrimisauf2300Seiten, title = "19 Alfred Bekker Krimis auf 2300 Seiten", author = "Alfred {Bekker}", year = "2018", publisher = "Uksak E-Books", address = "Lengerich, Deutschland", url = "https://uksakebooks.grin.com/document/374113" }