@article{Hagemann2004,
  author    = {Hagemann, Hans-J{\"u}rgen},
  title     = {INGMEDIA - E-Learning f{\"u}r Laborpraktika},
  series = {Evaluation von E-Learning : Zielrichtungen, methodologische Aspekte, Zukunftsperspektiven / Dorothee M. Meister ... (Hrsg.)},
  journal   = {Evaluation von E-Learning : Zielrichtungen, methodologische Aspekte, Zukunftsperspektiven / Dorothee M. Meister ... (Hrsg.)},
  publisher = {Waxmann},
  address   = {M{\"u}nster [u.a.]},
  isbn      = {3-8309-1311-7},
  pages     = {217 -- 222},
  year      = {2004},
  language  = {de}
}
@article{HagemannBreitschuhGraberetal.2004,
  author    = {Hagemann, Hans-J{\"u}rgen and Breitschuh, S. and Graber, S. and Schmitz, G{\"u}nter},
  title     = {Internet Laboratory Courses with Remote Access and Control of Real Measurements on Sensors and Electronic Components},
  series = {Mechatronics \& Robotics 2004 : Aachen, Germany, September 13 - 15, 2004 / [APS - European Centre for Mechatronics]. P. Drews (ed.)},
  journal   = {Mechatronics \& Robotics 2004 : Aachen, Germany, September 13 - 15, 2004 / [APS - European Centre for Mechatronics]. P. Drews (ed.)},
  publisher = {Eysoldt},
  address   = {Aachen},
  isbn      = {3-938153-30-X},
  pages     = {1280 -- 1284},
  year      = {2004},
  language  = {en}
}