@techreport{IlievRybak2007,
  author    = {O. Iliev and I. Rybak},
  title     = {On numerical upscaling for flows in heterogeneous porous media},
  institution = {Fraunhofer (ITWM)},
  series    = {Berichte des Fraunhofer-Instituts f{\"u}r Techno- und Wirtschaftsmathematik (ITWM Report)},
  number    = {118},
  year      = {2007},
  url  = {http://nbn-resolving.de/urn:nbn:de:hbz:386-kluedo-15402},
}