@article{891720,
      recid = {891720},
      author = {Adhikari, Tek Prasad.},
      title = {Photoionization Modelling as a Density Diagnostic of Line  Emitting/Absorbing Regions in Active Galactic Nuclei /},
      pages = {1 online resource.},
      url = {http://library.usi.edu/record/891720},
}