Koch, WilhelmWilhelmKoch2022-06-032017-04-191887http://nbn-resolving.de/urn:nbn:de:hebis:26-opus-126657https://jlupub.ub.uni-giessen.de/handle/jlupub/1146http://dx.doi.org/10.22029/jlupub-988deIn Copyrightddc:943