@article{180968,
      author = {Tuttle, M. L.},
      url = {http://library.usi.edu/record/180968},
      title = {Geochemistry of two interbeds in the Pennsylvanian Paradox  Formation, Utah and Colorado : a record of deposition and  diagenesis of repetitive cycles in a marine basin /},
      publisher = {U.S. G.P.O. :},
      recid = {180968},
      pages = {iv, 86 p. :},
      address = {Washington :},
      year = {1996},
}