1. Nonlinear Control Engineering;Atherton,1975
2. Atherton, D P and Wadey, M D (1981) Computer aided analysis and design of relay systems, IFAC Symp. CAD, MVTS, Purdue, USA, pp 355–360.
3. Atherton, D P et al (1985) The Sussex University Nonlinear Control Systems Software, Proc. IFAC Symp. CADCE 85, Copenhagen, pp 173–178.
4. Computer aided design of control systems via optimisation;Becker;Proc. IEE,1979
5. Dimirovski, G M et al (1979) An input/output package for MIMO nonlinear control systems, Proc. 2nd IFIP/IFAC Symp. software for computer control, Pergamon, Oxford.