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2. “Detecting Changes in Signals and Systems - A Survey”;Basseville;Automatica,1988
3. “Detection of Abrupt Changes in Signals and Dynamical Systems”,1985
4. “Failure Accomodation in Linear Systems through Self-Reorganisation”;Beard,1971
5. “Asymptotic Behavior and Stability Problems in Ordinary Differential Equations”;Cesari,1971