@article{Berger:2011ZY,
  author = "Berger, Martin",
  title = "{A GEM-TPC Detector for FOPI and PANDA}",
  doi = "10.22323/1.135.0020",
  journal = "PoS",
  year = 2011,
  volume = "Bormio 2011",
  pages = "020"
}