@article{Kajino:2016Kb,
  author = "Kajino, Fumiyoshi",
  title = "{K-EUSO: An improved optical system for KLYPVE ultra-high energy cosmic ray space telescope}",
  doi = "10.22323/1.236.0634",
  journal = "PoS",
  year = 2016,
  volume = "ICRC2015",
  pages = "634"
}