@article{241100,
      recid = {241100},
      author = {Day, Warren C. and Klein, T. L. and Schulz, K. J.},
      title = {Preliminary bedrock geologic map of the Roseau 1° x 2°  quadrangle, Minnesota, United States and Ontario, Canada  [microform] /},
      publisher = {U.S. Geological Survey,},
      address = {[Denver, Colo.] :},
      pages = {1 map :},
      year = {1991},
      note = {Relief shown by contours and spot heights.},
      url = {http://library.usi.edu/record/241100},
}