1. Conference on Extensible Languages Conference on Extensible Languages 1969
2. {Arnheim 1969} Arnheim Rudolf Visual Thinking Berkeley: University of California Press 1969.]] {Arnheim 1969} Arnheim Rudolf Visual Thinking Berkeley: University of California Press 1969.]]
3. Dataless programming
4. A new approach to the functional design of a digital computer
5. MIT Supervisor MIT Baecker M. Ronald Interactive computer-mediated animation Dept. of Electrical Engineering Ph.D. thesis 1969