1. Asymptotic stability of an equilibrium position of a family of systems of linear differential equations;Kharitonov;Differential Equations,1979
2. Robust Control: Systems with Uncertain Physical Parameters;Ackermann,1993
3. New Tools for Robustness of Linear Systems;Barmish,1994
4. Robust Control: the Parametric Approach;Bhattacharyya,1995
5. A survey of extreme point results for robustness of control systems;Barmish;Automatica,1993