@article{ObersteinerBoenischKeberetal.2016,
  author    = {Florian Obersteiner and Harald B{\"o}nisch and Timo Keber and Simon O'Doherty and Andreas Engel},
  title     = {A versatile, refrigerant- and cryogen-free cryofocusing-thermodesorption unit for preconcentration of traces gases in air},
  journal   = {Atmospheric measurement techniques},
  volume    = {9},
  pages     = {5265 -- 5279},
  doi       = {10.5194/amt-9-5265-2016},
  year      = {2016},
}