@article{241497,
      note = {Cover title.},
      author = {Lorenson, Thomas D.},
      url = {http://library.usi.edu/record/241497},
      title = {Composition of gas seeps in northwestern Wyoming  [microform] /},
      publisher = {U.S. Dept. of the Interior, Geological Survey,},
      recid = {241497},
      pages = {26, [9] p. :},
      address = {[Menlo Park, CA] :},
      year = {1991},
}