A report on the use of FORTRAN-coded EXPLOR for the teaching of computer graphics and computer art. - Ken Knowlton (Two-Dimensional Man-Machine Communication, 1972)

Computer-produced grey scales. - Ken Knowlton; Leon D. Harmon (Comput. Graph. Image Process., 1972)

A system for interactive definition and depiction of sculptured surfaces. - Ken Knowlton (SIGGRAPH, 1977)

Retrieved icon, 1998. - Ken Knowlton (SIGGRAPH Electronic Art and Animation Catalog, 1998)

Nude (studying in perception), 1996. - Ken Knowlton (SIGGRAPH Electronic Art and Animation Catalog, 1998)

Ted Nelson's Xanadu - Caution - Four Letter Words Ahead. - Ken Knowlton (Intertwingled - The Work and Influence of Ted Nelson, 2015)