[Albertini, F. and D’Alessandro, D. (2002). Observability and forwardbackward observability of discrete-time nonlinear systems, Mathematics of Control, Signal and Systems 15(3): 275-290.10.1007/s004980200011]Search in Google Scholar
[Guermah, S., Djennoune, S. and Bettayeb, M. (2008). Controllability and observability of linear discrete-time fractionalorder systems, International Journal of Applied Mathematics and Computer Science 18(2): 213-222, DOI: 10.2478/v10006-008-0019-6.10.2478/v10006-008-0019-6]Search in Google Scholar
[Herman, R. and Krener, A. (1977). Nonlinear controllability and observability, IEEE Transactions on Automatic Control AC-22(5): 728-740.10.1109/TAC.1977.1101601]Search in Google Scholar
[Isidori, A. (1989). Nonlinear Control Systems, Springer, London.10.1007/978-3-662-02581-9]Search in Google Scholar
[Jakubczyk, B. and Sontag, E. (1990). Controllability of nonlinear discrete-time systems: A lie-algebraic approach, SIAM Journal Control and Optimization 28(1): 1-33.10.1137/0328001]Search in Google Scholar
[Jank, G. (2002). Controllability, observability and optimal control of continuous-time 2-D systems, International Journal of Applied Mathematic and Computer Science 12(2): 181-195.]Search in Google Scholar
[Kalman, R., Falb, P. and Arbib, M. (1969). Topics in Mathematical System Theory, Mc Graw-Hill Company, New York, NY.]Search in Google Scholar
[Kang, W. (2010). Analyzing control systems by using dynamic optimization, 8th IFAC Symposium on Nonlinear Control Systems, Bologna, Italy.10.3182/20100901-3-IT-2016.00110]Search in Google Scholar
[Kang, W. and Xu, L. (2009). A quantitative measure of observability and controllability, 48th IEEE Conference on Decision and Control, Shanghai, China, pp. 6413-6418.]Search in Google Scholar
[Kawano, Y. and Ohtsuka, T. (2010). Global observability of discrete-time polynomial systems, 8th IFAC Symposium on Nonlinear Control Systems, Bologna, Italy, pp. 646-651.]Search in Google Scholar
[Klamka, J. (1973). Uncontrollability and unobservability of composite systems, IEEE Transactions on Automatic Control AC-18(5): 539-540.10.1109/TAC.1973.1100383]Search in Google Scholar
[Klamka, J. (1975). On the global controllability of perturbed nonlinear systems, IEEE Transactions on Automatic Control AC-20(1): 170-172.10.1109/TAC.1975.1100870]Search in Google Scholar
[Klamka, J. (2002). Controllability of nonlinear discrete systems, American Control Conference, Anchorage, AK, USA, pp. 4670-4671.]Search in Google Scholar
[Koplon, R. and Sontag, E. (1993). Linear systems with signobservations, SIAM Journal Control and Optimization 31(12): 1245-1266.10.1137/0331059]Search in Google Scholar
[Kotta, U. and Schlacher, K. (2008). Possible non-integrability of observable space for discrete-time nonlinear control systems, 17th IFAC World Congress, Seoul, Korea, pp. 9852-9856.]Search in Google Scholar
[Krener, A. and Ide, K. (2009). Measures of unobservability, 48th IEEE Conference on Decision and Control, Shanghai, China, pp. 6401-6406.]Search in Google Scholar
[Kwakernaak, H. and Sivan, R. (1972). Linear Optimal Control Systems, A Division of John Sons, Inc., New York, NY. ]Search in Google Scholar
[Mincheko, L. and Sirotko, S. (2002). Controllability of non-smooth discrete systems with delay, Optimization 51(1): 161-174.10.1080/02331930211981]Search in Google Scholar
[Murphey, T. and Burdick, J. (2002). Nonsmooth controllability theory and an example, 41st IEEE Conference on Decision and Control, Shanghai, China, pp. 370-376.]Search in Google Scholar
[Nijmeijer, H. (1982). Observability of autonomous discrete-time nonlinear systems: A geometric approach, International Journal of Control 36(6): 867-874.10.1080/00207178208932936]Search in Google Scholar
[Sontag, E. (1979). On the observability of polynomial systems, I: Finite-time problems, SIAM Journal of Control and Optimization 17(1): 139-151.10.1137/0317011]Search in Google Scholar
[Sussmann, H. (1979). Single-input observability of continuoustime systems, Mathematical Systems Theory 12(3): 371-393.10.1007/BF01776584]Search in Google Scholar
[van der Schaft, A.J. (1982). Observability and controllability for smooth nonlinear systems, SIAM Journal of Control and Optimization 20(3): 338-354.10.1137/0320026]Search in Google Scholar
[Wohnam, M. (1985). Linear Multivariable Control, Springer-Verlag, New York, NY.10.1007/978-1-4612-1082-5]Search in Google Scholar
[Zhirabok, A. (1998a). Controllability of nonlinear discrete dynamic systems, NOLCOS’98 Symposium, Enschede, The Netherlands, pp. 281-283.]Search in Google Scholar
[Zhirabok, A. (1998b). Observability and controllability properties of nonlinear dynamic systems, International Journal of Computer and Systems Sciences 37(1): 1-4.]Search in Google Scholar
[Zhirabok, A. (2010). Analysis of observability and controllability of nonlinear dynamic systems by linear methods, International Journal of Computer and Systems Sciences 49(1): 8-15.10.1134/S1064230710010028]Search in Google Scholar
[Zhirabok, A. and Shumsky, A. (2008). The Algebraic Methods for Analysis of Nonlinear Dynamic Systems, Dalnauka, Vladivostok, (in Russian).]Search in Google Scholar
[Zhirabok, A. and Shumsky, A. (2010). Linear methods in observability and controllability of nonlinear systems, 8th IFAC Symposium on Nonlinear Systems, Bologna, Italy, pp. 308-313.]Search in Google Scholar
[Zhirabok, A. and Usoltsev, S. (2002). Fault diagnosis for nonlinear dynamic systems via linear methods, 15th IFAC World Congress, Barcelona, Spain.]Search in Google Scholar