Direct determination of the orientation of a translating 3D straight line. - Knud Henriksen; Jens Arnspang (Pattern Recognit. Lett., 1989)

Stereo Ranging with Verging Cameras. - Eric Krotkov; Knud Henriksen; Ralf Kories (IEEE Trans. Pattern Anal. Mach. Intell., 1990)

Estimating Time to Contact with Curves, avoiding Calibration and Aperture Problem. - Jens Arnspang; Knud Henriksen; Robert Stahr (CAIP, 1995)

Using Mirror Cameras for Estimating Depth. - Jens Arnspang; Henrik Nielsen; Morten Christensen; Knud Henriksen (CAIP, 1995)

Coordinate-Free Camera Calibration. - Jens Arnspang; Knud Henriksen; Niels Holm Olsen (CAIP, 1997)

Relating Scene Depth to Image Ratios. - Jens Arnspang; Knud Henriksen; Fredrik Bergholm (CAIP, 1999)

Virtual Trackballs Revisited. - Knud Henriksen; Jon Sporring; Kasper Hornbæk (IEEE Trans. Vis. Comput. Graph., 2004)