@article{195017,
      recid = {195017},
      author = {Peppers, Russel A. and Harvey, Richard D.},
      title = {Distribution of boghead algae in Illinois Basin coal beds  /},
      publisher = {Dept. of Natural Resources, Illinois State Geological  Survey,},
      address = {Champaign, Ill. :},
      pages = {20 p. :},
      year = {1997},
      url = {http://library.usi.edu/record/195017},
}