@unpublished{Michel2003,
  author  = {Volker Michel},
  title   = {Regularized Multiresolution Recovery of the Mass Density Distribution from Satellite Data of the Earth's Gravitational Field},
  institution = {Fachbereich Mathematik},
  series    = {Berichte der Arbeitsgruppe Technomathematik (AGTM Report)},
  number    = {257},
  year    = {2003},
  url  = {http://nbn-resolving.de/urn:nbn:de:hbz:386-kluedo-12542},
}