@article{Grefe:2012Ps,
  author = "Grefe, Christian",
  title = "{Detector requirements and R\&D challenges at CLIC}",
  doi = "10.22323/1.134.0213",
  journal = "PoS",
  year = 2012,
  volume = "EPS-HEP2011",
  pages = "213"
}