1. (1) W. J. Rugh: Linear System Theory 2nd Edition, prentice hall (1995)
2. (2) T. Kailath: Linear Systems, prentice hall (1980)
3. (3) C. Chen: Linear System Theory and Design, Oxford University press (1999)
4. (4) L. Weiss: “Controllability, Realization and Stability of Discrete-time Systems”, SIAM J. Control, Vol. 10, No. 2, pp. 231-251 (1972)
5. Arbitrary eigenvalue assignments for linear time-varying multivariable control systems