# Simultaneous input & state estimation, singular filtering and stability

> Research article (Automatica, 2021) · cited 17× · AI/ML

**Wikidata**: [openalex:W3217524693](https://www.wikidata.org/wiki/openalex:W3217524693)  
**Source**: https://4ort.xyz/entity/simultaneous-input-amp-state-estimation-singular-filtering-and-stability