Titze, OlafScharff, Paul W.Wolff, OttoKlocek, DennisHusemann, FriedwartWitsenburg, Bob C.Erasmy, HedwigLaceulle, OdiliaKoehler, ReinhardDegeller, LoreTröger, WilfriedHinderberger, PeterTakacs, JoanBristol, EileenHeisel, LiselotteSchlodder, DietrichHoltzapfel, WalterHusemann, Friedwart2024-10-112024-10-111993https://hdl.handle.net/20.500.14430/715http://purl.org/coar/access_right/c_16ec