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  title     = {The GDH-Moeller-Polarimeter at ELSA},
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  journal   = {Nuclear Instruments and Methods in Physics Research Section},
  number    = {A 519},
  doi       = {10.1016/j.nima.2003.11.016},
  pages     = {518 -- 531},
  year      = {2004},
  language  = {en}
}
@article{DutzKiel2005,
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  title     = {Measurement of Helicity-Dependent Photoabsorption Cross Sections on the Neutron from 815 to 1825 MeV},
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  year      = {2005},
  language  = {en}
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@article{AhrensKiel2003,
  author    = {Ahrens, J. and Kiel, B.},
  title     = {Helicity dependence of the \&\#947;(pol.) p(pol.) \&\#8594; N\&\#960;+\&\#960;0 reaction in the second resonance region},
  series = {Phys. Lett. B551},
  journal   = {Phys. Lett. B551},
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  year      = {2003},
  language  = {en}
}
@article{AhrensKiel2004,
  author    = {Ahrens, J. and Kiel, B.},
  title     = {Helicity dependence of the \&\#947; p-> N \&\#960; channels and multipole analysis in the \&\#916; region},
  series = {European Physical Journal},
  journal   = {European Physical Journal},
  number    = {A 21},
  pages     = {323 -- 333},
  year      = {2004},
  language  = {en}
}
@article{AhrensKiel2000,
  author    = {Ahrens, J. and Kiel, B.},
  title     = {Helicity Dependence of \&\#947;p \&\#8594; N\&\#960; below 450 MeV and Contribution to the Gerasimov-Drell-Hearn Sum Rule},
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  pages     = {5950 -- 5954},
  year      = {2000},
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@article{AhrensKiel2002,
  author    = {Ahrens, J. and Kiel, B.},
  title     = {Helicity Amplitudes A1/2 and A3/2 for the D13(1520) Resonance Obtained from the \&\#947;\&\#8407;p\&\#8407;\&\#8594;p\&\#960;0 Reaction},
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  year      = {2002},
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@article{DutzKiel2003,
  author    = {Dutz, H. and Kiel, B.},
  title     = {First Measurement of the Gerasimov-Drell-Hearn Sum Rule for 1H from 0.7 to 1.8 GeV at ELSA},
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  number    = {192001},
  year      = {2003},
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@article{AhrensKiel2001,
  author    = {Ahrens, J. and Kiel, B.},
  title     = {First Measurement of the Gerasimov-Drell-Hearn Integral for 1H from 200 to 800 MeV},
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@article{NaumannAntonBocketal.2003,
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  title     = {A photon tagging system for the GDH-Experiment at ELSA},
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  journal   = {Nuclear Instruments and Methods in Physics Research},
  number    = {A 498},
  pages     = {211 -- 219},
  year      = {2003},
  language  = {en}
}