Universität Giessen2022-06-032005-12-201907http://nbn-resolving.de/urn:nbn:de:hebis:26-opus-26388https://jlupub.ub.uni-giessen.de/handle/jlupub/1174http://dx.doi.org/10.22029/jlupub-1016deIn Copyrightddc:000