@article{3760,
      author = {Kosanke, Robert M.},
      url = {http://library.usi.edu/record/3760},
      title = {Palynological studies of the coals of the Princess reserve  district in northeastern Kentucky,},
      publisher = {U.S. Govt. Print. Off.,},
      recid = {3760},
      pages = {iii, 22 p.},
      address = {Washington,},
      year = {1973},
}