# A fixed-time distributed extended state observer for uncertain second-order nonlinear system

> Research article (ISA Transactions, 2023) · cited 21× · AI/ML

**Wikidata**: [openalex:W4320498190](https://www.wikidata.org/wiki/openalex:W4320498190)  
**Source**: https://4ort.xyz/entity/a-fixed-time-distributed-extended-state-observer-for-uncertain-second-order-nonlinear-system