@article{263528,
      recid = {263528},
      author = {Frederiksen, Norman O.},
      title = {Palynological contribution to geologic mapping of  coal-bearing Upper Paleocene Rocks in the Lower Indus Coal  Region, Pakistan [microform] /},
      publisher = {U.S. Geological Survey,},
      address = {[Reston, VA] :},
      pages = {ii, 40 leaves :},
      year = {1990},
      note = {Cover title.},
      url = {http://library.usi.edu/record/263528},
}