Möhring, Konrad2003-12-312004-01-012004https://openscience.ub.uni-mainz.de/handle/20.500.12030/2477engInC-1.0https://rightsstatements.org/vocab/InC/1.0/510 Mathematik510 MathematicsDissertationurn:nbn:de:hebis:77-4878