# Observability conservation by output feedback and observability Gramian bounds

> Research article (Automatica, 2015) · cited 14× · AI/ML

**Wikidata**: [openalex:W2205194505](https://www.wikidata.org/wiki/openalex:W2205194505)  
**Source**: https://4ort.xyz/entity/observability-conservation-by-output-feedback-and-observability-gramian-bounds