# Opacity of Discrete Event Systems: models, validation and quantification

> Research article (IFAC-PapersOnLine, 2015) · cited 20× · AI/ML

**Wikidata**: [openalex:W1947473960](https://www.wikidata.org/wiki/openalex:W1947473960)  
**Source**: https://4ort.xyz/entity/opacity-of-discrete-event-systems-models-validation-and-quantification