DALI! - Drawing Animated Lines!. - Maic Masuch; Stefan Schlechtweg; Bert Schönwälder (SimVis, 1997)

Virtual Reconstruction of Medieval Architecture. - Maic Masuch; Bert Freudenberg; Babette Ludowici; Sebastian Kreiker; Thomas Strothotte (Eurographics (Short Presentations), 1999)

Subdivision for Line Drawings. - Bert Freudenberg (SimVis, 2001)

The Computer-Visualistik-Raum: veritable and inexpensive presentation of a virtual reconstruction. - Bert Freudenberg; Maic Masuch; Niklas Röber; Thomas Strothotte (Virtual Reality, Archeology, and Cultural Heritage, 2001)

Walk-Through Illustrations. - Bert Freudenberg; Maic Masuch; Thomas Strothotte (Comput. Graph. Forum, 2001)

Real-Time Halftoning: A Primitive for Non-Photorealistic Shading. - Bert Freudenberg; Maic Masuch; Thomas Strothotte (Rendering Techniques, 2002)

OPENNPAR: A System for Developing, Programming, and Designing Non-Photorealistic Animation and Rendering. - Nick Halper; Tobias Isenberg 001; Felix Ritter; Bert Freudenberg; Oscar Meruvia; Stefan Schlechtweg; Thomas Strothotte (PG, 2003)

A Developer's Guide to Silhouette Algorithms for Polygonal Models. - Tobias Isenberg 001; Bert Freudenberg; Nick Halper; Stefan Schlechtweg; Thomas Strothotte (IEEE Computer Graphics and Applications, 2003)

Real-Time Animated Stippling. - Oscar Meruvia Pastor; Bert Freudenberg; Thomas Strothotte (IEEE Computer Graphics and Applications, 2003)

Real-time stroke-based halftoning. - Bert Freudenberg (2004)

Etoys for One Laptop Per Child. - Bert Freudenberg; Yoshiki Ohshima; Scott Wallace 003 (C5, 2009)

KScript and KSWorld: a time-aware and mostly declarative language and interactive GUI framework. - Yoshiki Ohshima; Aran Lunzer; Bert Freudenberg; Ted Kaehler (Onward!, 2013)

SqueakJS: a modern and practical smalltalk that runs in any browser. - Bert Freudenberg; Dan H. H. Ingalls; Tim Felgentreff; Tobias Pape; Robert Hirschfeld (DLS, 2014)

Babelsberg/JS - A Browser-Based Implementation of an Object Constraint Language. - Tim Felgentreff; Alan Borning; Robert Hirschfeld; Jens Lincke; Yoshiki Ohshima; Bert Freudenberg; Robert Krahn (ECOOP, 2014)

Towards Making a Computer Tutor for Children of All Ages: A Memo. - Yoshiki Ohshima; Alessandro Warth; Bert Freudenberg; Aran Lunzer; Alan C. Kay (PX@ECOOP, 2016)

Kanto: a multi-participant screen-sharing system for Etoys, Snap!, and GP. - Yoshiki Ohshima; Bert Freudenberg; Dan Amelang (PX@SPLASH, 2017)