Ray Tracing with Extended Cameras. - Helwig Löffelmann; M. Eduard Gröller (Comput. Animat. Virtual Worlds, 1996)

Visualization of Analytically Defined Dynamical Systems. - M. Eduard Gröller; Helwig Löffelmann; Rainer Wegenkittl (Scientific Visualization, 1997)

Visualizing Poincaré Maps together with the Underlying Flow. - Helwig Löffelmann; Thomas Kucera; M. Eduard Gröller (VisMath, 1997)

Hierarchical Streamarrows for the Visualization of Dynamical Systems. - Helwig Löffelmann; Lukas Mroz; M. Eduard Gröller (Visualization in Scientific Computing, 1997)

Collaborative augmented reality: exploring dynamical systems. - Anton L. Fuhrmann; Helwig Löffelmann; Dieter Schmalstieg (IEEE Visualization, 1997)

Visualizing the behavior of higher dimensional dynamical systems. - Rainer Wegenkittl; Helwig Löffelmann; M. Eduard Gröller (IEEE Visualization, 1997)

Stream arrows: enhancing the use of stream surfaces for the visualization of dynamical systems. - Helwig Löffelmann; Lukas Mroz; M. Eduard Gröller; Werner Purgathofer (Vis. Comput., 1997)

Enhancing the Visualization of Characteristic Structures in Dynamical Systems. - Helwig Löffelmann; M. Eduard Gröller (Visualization in Scientific Computing, 1998)

Collaborative Visualization in Augmented Reality. - Anton L. Fuhrmann; Helwig Löffelmann; Dieter Schmalstieg; Michael Gervautz (IEEE Computer Graphics and Applications, 1998)

Visualization of dynamical systems. - M. Eduard Gröller; Helwig Löffelmann; Rainer Wegenkittl (Future Gener. Comput. Syst., 1999)