1. Sensitivity Analysis of Dynamic Systems;Tomovic,1963
2. An Introduction to System Sensitivity Theory;Frank,1978
3. Singular perturbations and order reduction in control theory – an overview;Kokotovic;Automatica,1976
4. General Sensitivity Theory;Tomovic,1972
5. Method of sensitivity points in the investigation and optimization of linear control systems;Kokotovic;Automation and Remote Control,1964