@article{67801,
      recid = {67801},
      author = {Adkison, W. L.},
      title = {Coal geology of the White Oak quadrangle, Magoffin and  Morgan Counties, Kentucky /},
      publisher = {U.S. G.P.O.,},
      address = {Washington :},
      pages = {iv, 21 p. :},
      year = {1957},
      note = {Includes index.},
      url = {http://library.usi.edu/record/67801},
}