@inproceedings{kettner2004spherical,
  author =       "Kettner, Stefanie and Madden, Christopher and Zeigler, Remo",
  title =        "Direct Rotational Interaction with a Spherical Projection",
  booktitle =    "Interaction: Systems, Practice and Theory; A Creativity&Cognition Symposium",
  address =      "Sydney, Australia",
  year =         "2004",
  url = 		"http://research.it.uts.edu.au/creative/interaction/aw.php?papers=1"
}
