# Estimation of the COVIMEP Variation in a HCCI Engine

> Research article (Journal of Polytechnic, 2019) · cited 16× · AI/ML

**Wikidata**: [openalex:W2968505904](https://www.wikidata.org/wiki/openalex:W2968505904)  
**Source**: https://4ort.xyz/entity/estimation-of-the-covimep-variation-in-a-hcci-engine