Virtual humans with personalized perception and dynamic levels of knowledge. - Johannes Strassner; Marion Langer (Comput. Animat. Virtual Worlds, 2005)

Automatic contour model creation out of polygonal CAD models for markerless Augmented Reality. - Juri Platonov; Marion Langer (ISMAR, 2007)

Evolution of a Tracking System. - Sebastian Lieberknecht; Quintus Stierstorfer; Georg Kuschk; Daniel Ulbricht; Marion Langer; Selim Benhimane (Handbook of Augmented Reality, 2011)