@inproceedings{Okawa:2017t2,
  author = "Okawa, Shohei",
  title = "{Secluded dark matter with a massive mediator}",
  doi = "10.22323/1.294.0044",
  booktitle = "Proceedings of The 3rd International Symposium on “Quest for the Origin of Particles and the Universe" {\textemdash} PoS(KMI2017)",
  year = 2017,
  volume = "294",
  pages = "044"
}