@techreport{CabaleiroLangeK{\"u}hlke2009,
  author    = {Cabaleiro, Marcelo and Lange, Volker and K{\"u}hlke, Dietrich},
  title     = {Oxygen sensor based on hollow-core photonic crystal fibres},
  series    = {Forschungsbericht},
  pages     = {62 -- 66},
  year      = {2009},
  language  = {en}
}