1. Bounds for closed-loop transfer functions of multivariable systems;Araki;IEEE Trans. Aut. Control,1975
2. Diseño automático con computador de sistemas discretos de control multivariables;Feliu,1982
3. A package for computer aided design of multivariable discrete control systems;Feliu,1982
4. Program package for control systems design based on the solution of signal flow-graphs;Jiménez,1979
5. The characteristic locus design method;MacFarlane;Automatica,1973