IMAGE: An interactive computer system for multi-constrained spatial synthesis. - Guy Weinzapfel; Timothy E. Johnson; John Perkins (DAC, 1971)

Architecture-by-yourself: an experiment with computer graphics for house design. - Guy Weinzapfel; Nicholas Negroponte (SIGGRAPH, 1976)

One-point touch input of vector information for computer displays. - Christopher F. Herot; Guy Weinzapfel (SIGGRAPH, 1978)