1. A necessary and sufficient condition for robust BIBO stability;Dahleh,1988
2. λ1 optimal feedback controllers for mino discrete time systems;Dahleh;IEEE Trans. Automat. Control.,1987
3. Analysis of feedback systems with structured uncertainty;Doyle,1987
4. Performance and robustness analysis for structured uncertainty;Doyle,1982
5. Matrix Analysis;Horn,1985