# Development of a Competency Model for Selection of Human Resources in the Mining and Quarrying Sector in Bulgaria

> Research article (E3S Web of Conferences, 2019) · cited 33× · AI/ML

**Wikidata**: [openalex:W2951765925](https://www.wikidata.org/wiki/openalex:W2951765925)  
**Source**: https://4ort.xyz/entity/development-of-a-competency-model-for-selection-of-human-resources-in-the-mining-and-quarrying-sector-in-bulgaria