# The impact of applying effort to reduce activity variability on the project time and cost performance

> Research article (European Journal of Operational Research, 2019) · cited 44× · AI/ML

**Wikidata**: [openalex:W2921376281](https://www.wikidata.org/wiki/openalex:W2921376281)  
**Source**: https://4ort.xyz/entity/the-impact-of-applying-effort-to-reduce-activity-variability-on-the-project-time-and-cost-performance