# On the optimality of the Kitanidis filter for state estimation rejecting unknown inputs

> Research article (Automatica, 2021) · cited 11× · AI/ML

**Wikidata**: [openalex:W3179249544](https://www.wikidata.org/wiki/openalex:W3179249544)  
**Source**: https://4ort.xyz/entity/on-the-optimality-of-the-kitanidis-filter-for-state-estimation-rejecting-unknown-inputs