@InProceedings{C28,
  key =		 {C28},
  author =	 {Marvin Schiller and Christoph Benzm{\"u}ller},
  title =	 {Proof Granularity as an Empirical Problem?},
  editor    = {Jos{\'e} A. Moinhos Cordeiro and
               Boris Shishkov and
               Alexander Verbraeck and
               Markus Helfert},
  booktitle     = {CSEDU 2009 - Proceedings of the First International Conference
               on Computer Supported Education, Lisboa, Portugal, March
               23-26, 2009 - Volume 1},
  pages     = {350-354},
  publisher = {INSTICC Press},
  year      = {2009},
  isbn      = {978-989-8111-82-1},
}