@article{240987,
      note = {Distributed to some depository libraries in microfiche.},
      author = {Selner, G. I. and Green, Gregory N.},
      url = {http://library.usi.edu/record/240987},
      title = {DLGGSM a program to load data from 1:24,000-scale and  1:100,000-scale topographic maps stored in the Digital Line  Graph-3 (optional) format into a GSMAP data base /  [electronic resource] :},
      publisher = {U.S. Geological Survey ;},
      recid = {240987},
      pages = {1 computer disk ;},
      address = {Denver, Colo. :},
      year = {1990},
}