Level of detail based occlusion culling for dynamic scenes. - Anselm Grundhöfer; Benjamin Brombach; Robert Scheibe; Bernd Fröhlich 001 (GRAPHITE, 2005)

Tactile Feedback at the Finger Tips for Improved Direct Interaction in Immersive Environments. - Robert Scheibe; Mathias Moehring; Bernd Froehlich 001 (VR, 2007)