@article{198971,
      note = {Distributed to depository libraries in microfiche.},
      author = {SanFilipo, John R.},
      url = {http://library.usi.edu/record/198971},
      title = {Potential for the occurrence of thick lignite deposits in  the Thar Desert and adjacent lower Indus plain, Sindh  Province, Pakistan /},
      publisher = {U.S. Dept. of the Interior, Geological Survey ;},
      recid = {198971},
      pages = {131 leaves :},
      address = {[Reston, VA] :},
      year = {1992},
}