@article{,
      recid = {170208},
      title = {Chromium emissions from chromium electroplating and  chromic acid anodizing operations background information  for proposed standards / [microform] :},
      publisher = {U.S. Environmental Protection Agency, Office of Air and  Radiation, Office of Air Quality Planning and Standards,},
      address = {Research Triangle Park, NC :},
      number = {453/R-93-030 a. 453/R-93-030 b},
      pages = {2 v. :},
      year = {1993},
      note = {Distributed to depository libraries in microfiche.},
      url = {http://library.usi.edu/record/170208},
}