Kruh, Robert F.Robert F.Kruh2022-08-102013-04-262022-08-1019760533-8689http://nbn-resolving.de/urn:nbn:de:hebis:26-opus-93859https://jlupub.ub.uni-giessen.de/handle/jlupub/5644http://dx.doi.org/10.22029/jlupub-5095deIn Copyrightddc:000