@article{119991,
      recid = {119991},
      author = {Rice, Charles L.},
      title = {The Betsie Shale Member : a datum for exploration and  stratigraphic analysis of the lower part of the  Pennsylvanian in the Central Appalachian Basin /},
      publisher = {U.S. G.P.O. ;},
      address = {[Washington, D.C.] :},
      pages = {iii, 17 p. :},
      year = {1987},
      url = {http://library.usi.edu/record/119991},
}