Hybrid method for both calibration and registration of an endoscope with an active optical tracker. - Gaëtan Marti; Vincent Bettschart; Jean-Sébastien Billiard; Charles Baur (CARS, 2004)

Real-time update of 3D deformable models for computer aided liver surgery. - Benoît Dagon; Charles Baur; Vincent Bettschart (ICPR, 2008)