@article{Ishihara:2016DB,
  author = "Ishihara, Aya",
  title = "{A search for extremely high energy neutrinos in 6 years of IceCube data}",
  doi = "10.22323/1.236.1064",
  journal = "PoS",
  year = 2016,
  volume = "ICRC2015",
  pages = "1064"
}