REFERENCES
- ARNOLD , V. I. , 1978 , Mathematical Methods of Classical Mechanics ( New York : Springer - Verlag ); 1985, Ordinary Differential Equations, fourth edition (Cambridge, Mass: MIT Press) .
- DE CARLO , R. A. , ZAK , S. H. , and MATTHEWS , G. P. , 1988 . Proc. Inst. elect, electron Engrs , 76 , 212 .
- HALE , J. K. 1969 , Ordinary Differential Equations ( New York : Wiley-Interscience ).
- ITKIS , U. , 1976 , Control Systems of Variable Structure ( New York : Wiley ).
- SIRA-RAMIREZ , H. , 1987 , IEEE. Trans. Circuits Systems , 34 , 919 ; 1988, Int. J. Control, 48, 1359 .
- UTKIN , V. I. , 1978 , Sliding Motions and their Applications in Variable Structure Systems ( Moscow : MIR ); 1987, Discontinuous control systems: state of the art in theory and applications. Proc. 10th I F A C World Congress on Automatic Control, Munich, Vol. 1, p. 75 .
- WARNER , F. W. , 1971 , Foundations of Differentiate Manifolds and Lie Groups ( Glenview , IL : Scott, Foreman and Co. ).