@unpublished{FenglerMichelMichel2005, author = {Martin J. Fengler and Dominik Michel and Volker Michel}, title = {Harmonic Spline-Wavelets on the 3-dimensional Ball and their Application to the Reconstruction of the Earth´s Density Distribution from Gravitational Data at Arbitrarily Shaped Satellite Orbits}, institution = {Fachbereich Mathematik}, series = {Schriften zur Funktionalanalysis und Geomathematik}, number = {16}, year = {2005}, url = {http://nbn-resolving.de/urn:nbn:de:hbz:386-kluedo-13714}, }