@article{198712,
      note = {Distributed to depository libraries in microfiche.},
      author = {Baird, J. K. and Dyman, T. S.},
      url = {http://library.usi.edu/record/198712},
      title = {Subsurface stratigraphic analysis of Upper Cretaceous  rocks, southeastern flank of the Williston Basin, North and  South Dakota [microform] /},
      publisher = {U.S. Dept. of the Interior, U.S. Geological Survey :},
      recid = {198712},
      pages = {20 leaves :},
      address = {Denver, CO :},
      year = {1993},
}