@article{196668,
      note = {Distributed to depository libraries in microfiche.},
      author = {Lemeshewsky, George.},
      url = {http://library.usi.edu/record/196668},
      title = {Combining edge-gradient information to improve adaptive  discontinuity-preserving smoothing of multispectral images  [microform] /},
      publisher = {U.S. Geological Survey,},
      recid = {196668},
      pages = {1 v.},
      address = {Reston, VA (521 National Center, Reston 22092) :},
      year = {1994},
}