@article{9357,
  author = {H. Nussbaumer and D. Osterbrock},
  title = {On the Forbidden Emission Lines of Iron in Seyfert Galaxies},
  year = {1970},
  journal = {The Astrophysical Journal},
  volume = {161},
  pages = {811},
  month = {Jan-09-1970},
  issn = {0004-637X},
  url = {http://adsabs.harvard.edu/full/1970ApJ...161..811N},
  doi = {10.1086/150585},
}