@article{,
      note = {"December 1997."},
      url = {http://library.usi.edu/record/239375},
      title = {Locating and estimating air emissions from sources of  mercury and mercury compounds [microform].},
      publisher = {Office of Air Quality and Planning Standards, Office of  Air and Radiation, U.S. Environmental Protection Agency,},
      number = {EPA-454/R-97-012},
      recid = {239375},
      pages = {1 v. (various pagings) :},
      address = {Research Triangle Park, N.C. :},
      year = {1997},
}