@article{Armstrong:2017PM,
  author = "Armstrong, Thomas  and  Graham, Jamie",
  title = "{Updated Fermi-LAT Constraints on the Extragalactic Background Light}",
  doi = "10.22323/1.312.0159",
  journal = "PoS",
  year = 2017,
  volume = "IFS2017",
  pages = "159"
}