@InProceedings{streng2011ictel,
  author = {Sara Streng, Karsten Stegmann, Frank Fischer and Heinrich Hussmann},
  title  = "{From Graphical Learning Designs to Computer-Supported Collaboration Scripts: A Rapid Development Process}",
  booktitle = {Proceedings of the International Conference on Technology-Enhanced Learning (ICTEL 2011)},
  month = jul,
  year =   {2011}
}