# A fractional PI observer for incommensurate fractional order systems under parametric uncertainties

> Research article (ISA Transactions, 2023) · cited 17× · AI/ML

**Wikidata**: [openalex:W4317208383](https://www.wikidata.org/wiki/openalex:W4317208383)  
**Source**: https://4ort.xyz/entity/a-fractional-pi-observer-for-incommensurate-fractional-order-systems-under-parametric-uncertainties