Schröder, Hans-JürgenHans-JürgenSchröder2023-06-122008-08-262023-06-121976http://nbn-resolving.de/urn:nbn:de:hebis:26-opus-62416https://jlupub.ub.uni-giessen.de/handle/jlupub/16831http://dx.doi.org/10.22029/jlupub-16209deIn Copyrightddc:900