@article{Sameshima:2011A8,
  author = "Sameshima, Hiroaki",
  title = "{Implications from the optical to UV flux ratio of FeII emission in SDSS DR7 quasars}",
  doi = "10.22323/1.126.0062",
  journal = "PoS",
  year = 2011,
  volume = "NLS1",
  pages = "062"
}