Simulation of Human Problem-Solving Methods, Holden, A. D. C. and Johnson, D. L., Proc. Electronics Conference, Vol. XIX, 1963. (Reprinted in the REPRISE section of SIMULATION, Vol. 3, Aug. 1964.)
2.
A Problem Solving Machine with the Capacity to Learn from its Experience , D. L. Johnson and A. D. C. Holden, SIMULATION , Vol. 3, Aug. 1964 .
3.
Report on a General Problem-Solving Program, Newell, A., Shaw, J. C. and Simon, H. A., Proc. International Conference on Information Processing, UNESCO, Paris, June 1959.
