@article{HarthMertins2008,
  author    = {Harth, T. and Mertins, H.-Ch.},
  title     = {Logbuch Mobiles Labor - Forschendes, entdeckendes und experimentierendes Lernen im Physikunterricht am Gymnasium},
  series = {Verlag der FH M{\"u}nster},
  journal   = {Verlag der FH M{\"u}nster},
  year      = {2008},
  language  = {de}
}
@article{LiuGruchmannHoelscher2006,
  author    = {Liu, L. and Gruchmann, T. and H{\"o}lscher, U.},
  title     = {Influence of Cultural Differences on Safe Use of Medical Devices},
  series = {Proceedings IEA 2006 Congress: Meeting diversity in Ergonomics},
  journal   = {Proceedings IEA 2006 Congress: Meeting diversity in Ergonomics},
  year      = {2006},
  language  = {en}
}
@article{MertinsSchaefersGauppetal.2001,
  author    = {Mertins, H.-Ch. and Sch{\"a}fers, F. and Gaupp, A. and Gudat, W.},
  title     = {Faraday-Effekt mit weicher R{\"o}ntgenstrahlung},
  series = {Physikalische Bl{\"a}tter},
  volume    = {57},
  journal   = {Physikalische Bl{\"a}tter},
  pages     = {53 -- 55},
  year      = {2001},
  language  = {de}
}
@article{Wittrock2014,
  author    = {Wittrock, Ulrich},
  title     = {Grenzen? Welche Grenzen? Prof. Ulrich Wittrock, Leiter des Labors f{\"u}r Photonik an der Fachhochschule M{\"u}nster, fragt nach den ultimativen Grenzen der Lasertechnik},
  series = {Laser Community - das Lasermagazin von Trumpf},
  volume    = {02:14},
  journal   = {Laser Community - das Lasermagazin von Trumpf},
  year      = {2014},
  language  = {de}
}
@article{Wittrock2014,
  author    = {Wittrock, Ulrich},
  title     = {Limitations? What Limitations? Prof. Ulrich Wittrock, head of the Photonics Laboratory at the M{\"u}nster University of Applied Sciences, seeks out the ultimate boundaries of laser technology},
  series = {Laser Community - the laser magazine from Trumpf},
  volume    = {02:14},
  journal   = {Laser Community - the laser magazine from Trumpf},
  year      = {2014},
  language  = {en}
}