1. Special issue on Linear Multivariate Control Systems, IEEE Trans. Auto. Contr., Vol. AC-26, No. 1, February 1981.
2. Modular Modeling System: Theory and Users Manual, Babcock and Wilcox, March 1983.
3. Advanced Continuous Simulation Language: User Guide/Reference Manual, Mitchel and Gauthier, Associates, Inc., 1981.
4. PRO MATLAB, Cleve Moler, et al., version 2.1-VMS, Dec.l, 1986.
5. N. A. Lehtomaki, N. R. Sandell Jr., and M. Athans, “Robustness Results in LQG Based Multivariate Control Designs,” IEEE Trans, on Auto. Control, Vol. AC-26, Feb. 1981, pp. 75–92.