@article{KaufmannMenseWahletal.2011,
  author    = {Christian Kaufmann and Alexander Mense and Harald Wahl and Robert Pucher},
  title     = {Reducing the drop-out rate of a technical oriented course by introducing Problem Based Learning – a first concept},
  journal   = {Journal of Systemics, Cybernetics and Informatics, Volume 9, Number 2, 2011, pp. 51-55},
  year      = {2011},
}