@article{1038,
      author = {French, Robert R. and Rooney, Lawrence F.},
      url = {http://library.usi.edu/record/1038},
      title = {Gypsum resources of Indiana /},
      publisher = {[Indiana Geological Survey]},
      recid = {1038},
      pages = {34 p. :},
      address = {Bloomington :},
      year = {1969},
}