Fusion of MR and CT scans of the pelvis in cases of malignant bone tumors. - Wolfgang Birkfellner; Eva Schwameis; Friedrich Vorbeck; Rudolf Hanel; Wolfgang Greimel; Johann Hummel; Michael Figl; Franz Kainberger; Herwig Imhof; Rainer Kotz; Helmar Bergmann (CARS, 2001)

Stereoscopic visualization in the varioscope AR: a see-through head-mounted display for surgical navigation. - Wolfgang Birkfellner; Michael Figl; Christian Matula; Johann Hummel; Rudolf A. Hanel; Herwig Imhof; Felix Wanschitz; Arne Wagner; Franz Watzinger; Helmar Bergmann (Image-Guided Procedures, 2002)

Olfaction and Depth of Word Processing: A Magnetoencephalographic Study. - Peter Walla; Bernd Hufnagl; Johann Lehrner; Dagmar Mayer; Gerald Lindinger; Herwig Imhof; Lüder Deecke; Wilfried Lang (NeuroImage, 2003)