@article{Dultzin:2011Az,
  author = "Dultzin, Deborah",
  title = "{Narrow-Line Seyfert 1s: a luminosity dependent definition}",
  doi = "10.22323/1.126.0012",
  journal = "PoS",
  year = 2011,
  volume = "NLS1",
  pages = "012"
}