Lehnert, GeorgGeorgLehnert2022-07-042013-12-042022-07-041937http://nbn-resolving.de/urn:nbn:de:hebis:26-opus-103994https://jlupub.ub.uni-giessen.de/handle/jlupub/2608http://dx.doi.org/10.22029/jlupub-2305deIn Copyrightddc:000