Computer animation of knowledge-based human grasping. - Hans Rijpkema; Michael Girard (SIGGRAPH, 1991)

The Chronicles of Narnia: the lion, the crowds and rhythm and huesAuthor video presentations are available from the citation page. - Brad Hiebert; Jubin Dave; Tae-Yong Kim; Ivan Neulander; Hans Rijpkema; Will Telford (SIGGRAPH Courses, 2006)

Don't make me angry. - Hans Rijpkema; Matt L. Derksen; Dante Quintana (SIGGRAPH Talks, 2008)

It's not easy being green. - Hans Rijpkema; Gregory Steele; Matt L. Derksen (SIGGRAPH Talks, 2008)

Crom: massively parallel, CPU/GPU hybrid computation platform for visual effects. - Nathan Cournia; Bradley Smith; Bill Spitzak; Casey Vanover; Hans Rijpkema; Josh Tomlinson; Nathan Litke (SIGGRAPH Talks, 2012)

Delta Mush: smoothing deformations while preserving detail. - Joe Mancewicz; Matt L. Derksen; Hans Rijpkema; Cyrus A. Wilson (DigiPro, 2014)