1. “Process Control-Past, Present and Future”;Astrom;IEEE Control Systems Magazine,1985
2. “Digital Computer Control of a Catalytic Reforming Unit”;Lane;ISA Trans,1962
3. “Computer Control of Butane Isomerization”;Stout;ISA Journal,1959
4. Suski, G. and Rodd, M.G., “Current and future issues in the design, analysis and implementation of DCCS”, Proc. IFAC Workshop on DCCS, 1988, Pergamon Press, pp.1–14.
5. “The origins of Feedback Control”;Mayr;Scientific American,1970