SpaceActor - Interface Prototypes for Virtual Environments. - Mario Doulis; Victor Zwimpfer; Jan Pflüger; Andreas Simon; Christian Stern; Till Haldimann; Christoph Jenni (3DUI, 2006)

Tech-note: 4Record - recording and controlling spatiotemporal paths in virtual environments. - Mario Doulis; Marco Rietmann; Jan Pflüger (3DUI, 2008)