1. Introduction to stochastic control theory;Åström,1970
2. Assessment of control loop performance;Harris;The Canadian Journal of Chemical Engineering,1989
3. Hassibi, B. (1996). Indefinite metric spaces in estimation, control and adaptive filtering. Ph.D. thesis. Information Systems Laboratory, Dept. of Electrical Engineering, Stanford University.
4. A modified index for control performance assessment;Horch;Journal of Process Control,1999
5. Jofriet, P., Seppala, C., Harvey, M., Surgenor, B., & Harris, T. (1995). An expert system for control loop performance analysis. 81st annual meeting, technical section, CPPA, Canadian Pulp and Paper Association (pp. B41–49).