@article{226808,
      author = {Vallier, Tracy L. and Brooks, Howard C.},
      url = {http://library.usi.edu/record/226808},
      title = {Stratigraphy, physiography, and mineral resources of the  Blue Mountains region /},
      publisher = {U.S. G.P.O. ;},
      recid = {226808},
      pages = {v, 198 p. :},
      address = {Washington :},
      year = {1994},
}