@article{17416,
      author = {Risser, Hubert E.},
      url = {http://library.usi.edu/record/17416},
      title = {Effect of coal inventories on stability of the coal  industry.},
      publisher = {Illinois State Geological Survey,},
      recid = {17416},
      pages = {11 p.},
      address = {Urbana,},
      year = {1959},
}