@article{263611,
      recid = {263611},
      author = {Grover, Thomas P. and Stewart, Duff C.},
      title = {Short wave loop-loop sounder [microform] /},
      publisher = {U.S. Dept. of the Interior, Geological Survey,},
      address = {[Denver, Colo.?] :},
      pages = {24 leaves :},
      year = {1990},
      note = {Cover title.},
      url = {http://library.usi.edu/record/263611},
}