1. Allen E.M.: YAPS, Yet Another Production System; Maryland Artificial Intelligence Group, Univ. of Maryland, Dep. of Comp. Science, College Park, Report TR-1146, Dec. 1983
2. Allen E.M. et al.: FRANZ LISP ENVIRONMENT, (wie [Allen 83]), Report Th-1226, Dec. 1984
3. Andrews G.R., Schneider F.B.: Concepts and Notations for Concurrent Programming Computing Surveys, Vol. 15, No. 1, March 1983
4. Barachini F.: How Production Systems Can Survive in Real-time Process Control. Proc. of the 8th Int. Workshop on Expert Systems and their Applications, Avignon, May/June 1988
5. Barachini F., Theuretzbacher N.: PAMELA: An Expert System Technology for Real-time Control Applications. Proc. of the 8th ECAI, München, August 1988