@InProceedings{chen2009iui,
  author = {Ya-Xi Chen, Matthias Hoyer, Andreas Butz},
  title  = "{CloudMonster: Support Flexible Browsing and Searching within Music Collections}",
  booktitle = {Proceedings of the 12th IFIP TC13 International Conference on Human-Computer Interaction, INTERACT 2009, 
  Uppsala, Sweden, August 26-28, 2009.},
  month = August,
  year =  {2009}
  organization={IFIP}

  }