@article{39531,
      author = {Backer, R. R.},
      url = {http://library.usi.edu/record/39531},
      title = {Fine coal-refuse Slurry dewatering /},
      publisher = {U.S. Dept. of the Interior, Bureau of Mines,},
      recid = {39531},
      pages = {18 p. :},
      address = {Washington :},
      year = {1981},
}