# On the design of an unknown input observer to fault detection, isolation, and estimation for uncertain multi-delay nonlinear systems

> Research article (Journal of Process Control, 2023) · cited 14× · AI/ML

**Wikidata**: [openalex:W4381548788](https://www.wikidata.org/wiki/openalex:W4381548788)  
**Source**: https://4ort.xyz/entity/on-the-design-of-an-unknown-input-observer-to-fault-detection-isolation-and-estimation-for-uncertain-multi-delay-nonline