@article{Ni:2016OS,
  author = "Ni, Kaixuan  and  An, Haipeng  and  Pospelov, Maxim  and  Pradler, Josef  and  Ritz, Adam",
  title = "{Direct Detection of Dark Photon Dark Matter}",
  doi = "10.22323/1.234.0397",
  journal = "PoS",
  year = 2016,
  volume = "EPS-HEP2015",
  pages = "397"
}