NOYO: 6DOF elastic rate control for virtual environments. - Andreas Simon; Mario Doulis (VRST, 2004)

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

SphereViz - Data Exploration in a Virtual Reality Environment. - Marco Soldati; Mario Doulis; André Csillaghy (IV, 2007)

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