@article{198789,
      note = {Cover title.},
      author = {Obradovich, John D.},
      url = {http://library.usi.edu/record/198789},
      title = {Geochronology of the Late Cenozoic volcanism of  Yellowstone National Park and adjoining areas, Wyoming and  Idaho [microform] /},
      publisher = {U.S. Geological Survey :},
      recid = {198789},
      pages = {45 leaves :},
      address = {[Denver, CO] :},
      year = {1992},
}