@article{466992,
      author = {Shedlock, Kaye M. and Johnston, Arch C.},
      url = {http://library.usi.edu/record/466992},
      title = {Investigations of the New Madrid seismic zone /},
      publisher = {U.S. G.P.O. ;},
      recid = {466992},
      pages = {1 v. (various pagings) :},
      address = {Washington, DC :},
      year = {1994},
}