@article{Kampert:2016ld,
  author = "Kampert, Karl-Heinz",
  title = "{Development of a high efficient PMT Winston-cone system for fluorescence measurement of extensive air showers }",
  doi = "10.22323/1.236.0677",
  journal = "PoS",
  year = 2016,
  volume = "ICRC2015",
  pages = "677"
}