# A fixed-time observer for discrete-time singular systems with unknown inputs

> Research article (Applied Mathematics and Computation, 2019) · cited 23× · AI/ML

**Wikidata**: [openalex:W2963244002](https://www.wikidata.org/wiki/openalex:W2963244002)  
**Source**: https://4ort.xyz/entity/a-fixed-time-observer-for-discrete-time-singular-systems-with-unknown-inputs