@INPROCEEDINGS{WideraMessingKernIsbernerIsbernerBeierle06EEE,
  AUTHOR = {M. Widera and B. Messing and G. Kern-Isberner and 
            M. Isberner and C. Beierle},
  TITLE = "Computer Science Exercises in a Virtual University",
  EDITOR    = "H. R. Arabnia",
  BOOKTITLE = "Proc. of the 2006 International Conference on 
               E-Learning, E-Buiseness, Enterprise Information Systems,
               E-Government, \&\ Outsourcing, EEE'06",
  ORT       =  {Las Vegas},
  PUBLISHER = {CSREA Press}, 
  PAGES     = {23--29},  
  YEAR      = 2006}