5Agathoklis,P.Lower Bounds for the Stability Margin of Discrete Two-Dimensional Systems Based on the Two-Dimensional Lyapunov Equation[].IEEE Transactions on Circuits and Systems.1988
6Jyh-haur Hwang.A new stability test for discrete systems using lossless-discrete integrator Routh continued-fraction expression[].International Journal of Systems Science.1999
7Jury,E. I.Stability of multi-dimensional scalar and matrix polynomials[].Proceedings of the IEEE.1978
8Shin Kanno,Gan Chen,and Hiroshi Shibata.＂Stability Analysis of Discrete-time Systems with Slowly Sime-varying Parameters Using Descriptor Form＂[].The th Annual Conference of the Institute of Systems Control and Information Engineers.2001
9Hwang.A stability test for discrete systems using Davis’’ continued-fraction expression[].IEEE Transactions on Circuits and Systems.1989
