@inproceedings{echtler2008split,
  author      = {Echtler, F. and Huber, M. and Pustka, D. and Keitler, P. and Klinker, G.},
  title       = {Splitting the Scene Graph - Using Spatial Relationship Graphs Instead of Scene Graphs in Augmented Reality},
	booktitle   = {Proceedings of the 3rd International Conference on Computer Graphics Theory and Applications (GRAPP)},
  month       = jan,
  year        = 2008,
  keywords    = {scenegraph, spatial relationship graph, augmented reality, tracking}
}