@article{Peterson:2013P8,
  author = "Peterson, Bradley  and  Grier, Catherine",
  title = "{Masses of Black Holes in Active Galactic Nuclei}",
  doi = "10.22323/1.169.0030",
  journal = "PoS",
  year = 2013,
  volume = "Seyfert 2012",
  pages = "030"
}