@article{Joshi:2017es,
  author = "Joshi, Vikas  and  Jardin-Blicq, Armelle",
  title = "{HAWC High Energy Upgrade with a Sparse Outrigger Array}",
  doi = "10.22323/1.301.0806",
  journal = "PoS",
  year = 2017,
  volume = "ICRC2017",
  pages = "806"
}