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1. Devison E.J. The output control of linear time-invariant systems with unmeasurable arbitrary disturbances. IEEE Trans. Autom. Contr. Vol. AC-17. No. 5 (1972): Pp. 621-630.
2. Dylevskiy A.V., Lozgachev G.I. Modal differentiator design. Computational  Mathematics and Modeling. Vol. 11. No. 2 (2000): Pp. 109-118.
3. Johnson C.D. Further study of the linear disturbances. The case of vector disturbances satisfying a linear differential equations. IEEE Trans. Autom. Contr. Vol. AC-15, No. 2 (1970): Pp. 222-228.
4. Kalman R.E., Kopce R.W. Optimal synthesis of linear sampling control systems using generalized performance index. Trans. Amer. Soc. mech. Engrs. Vol. 80. No.8 (1958): Pp. 1820-1826.
5. Kulebakin V.S. Operator K(D) transform of functions and its practical application. Works of VVIA named after N.E. Zhukovski. Moscow. Issue 695 (1957): P. 59 (in Russian).
6. Lozgachev G.I., Dylevskii A.V. Automatic differentiators: design and application in problems of control. Voronezh. Voronezh State University Publishers, 2000. 199 p (in Russian).
7. Tsypkin Ya.Z. Moving approximation and the principle of absorption. Dokl. Ross. Akad. Nauk. Vol. 357. No. 6 (1997): Pp. 750-752.
8. Tsypkin Ya.Z. Robustly optimal discrete control systems. Avtomatika i Telemekhanika. No. 3 (1999):
   Pp. 25-37 (in Russian).
9. Tsypkin Ya.Z. Synthesis of robust optimal systems for control of objects under conditions of bounded uncertainty. Automation and Remote Control. Vol. 53. No. 9. Pt .2 (1992): Pp. 1431-1448.
10. Tsypkin Ya.Z., Vishnyakov A.N. Synthesis of modal discrete control systems. Automation and Remote Control. Vol. 54. No. 7. Pt. 1 (1993): Pp. 1108-1114.
11. Wonham W.M. Linear multivariable control: a geometric approach. New York: Springer-Verlag, 1985. 334 p.