Real-Time Ray-Casting and Advanced Shading of Discrete Isosurfaces. - Markus Hadwiger; Christian Sigg; Henning Scharsach; Katja Bühler; Markus H. Gross (Comput. Graph. Forum, 2005)

Perspective Isosurface and Direct Volume Rendering for Virtual Endoscopy Applications. - Henning Scharsach; Markus Hadwiger; André Neubauer 002; Stefan Wolfsberger; Katja Bühler (EuroVis, 2006)