@article{229581,
      note = {Ill. on 2 folded leaves in pocket.},
      author = {Johnson, Ronald C.},
      url = {http://library.usi.edu/record/229581},
      title = {Geologic history and hydrocarbon potential of Late  Cretaceous-Age, low-permeability reservoirs, Piceance  Basin, western Colorado /},
      publisher = {U.S. G.P.O. ;},
      recid = {229581},
      pages = {iv, 51 p. :},
      address = {[Washington] :},
      year = {1989},
}