@article{KleinHochguertelKraemeretal.2012,
  author    = {B. Klein and S. Hochg{\"u}rtel and I. Kr{\"a}mer and A. Bell and K. Meyer and R. G{\"u}sten},
  title     = {High-resolution wide-band fast Fourier transform spectrometers},
  series   = {A\&A (Astronomy and Astrophysics)},
  volume    = {542},
  publisher = {EDP Sciences},
  issn      = {0004-6361},
  doi       = {10.1051/0004-6361/201218864},
  year      = {2012},
  language  = {en}
}