Freiberg, Uta Renata (Prof. Dr.)Ehnes, Tim2020-09-222020-09-2220201733541373http://nbn-resolving.de/urn:nbn:de:bsz:93-opus-ds-110475http://elib.uni-stuttgart.de/handle/11682/11047http://dx.doi.org/10.18419/opus-11030eninfo:eu-repo/semantics/openAccess510doctoralThesis