TY  - RPRT
TI  - Linear stable unity-feedback system - Necessary and sufficient conditions for stability under nonlinear plant perturbations
AU  - Desoer, C. A.
AU  - Kabuli, M. G.
PY  - 1989
UR  - https://ntrs.nasa.gov/citations/19890041423
ID  - 19890041423
ER  -