Friedt, WolfgangWolfgangFriedt2023-06-122008-09-102023-06-121984http://nbn-resolving.de/urn:nbn:de:hebis:26-opus-63742https://jlupub.ub.uni-giessen.de/handle/jlupub/16919http://dx.doi.org/10.22029/jlupub-16297deIn Copyrightddc:630