# Hard-Rock Stability Analysis for Span Design in Entry-Type Excavations with Learning Classifiers

> Research article (Materials, 2016) · cited 63× · AI/ML

**Wikidata**: [openalex:W2465979646](https://www.wikidata.org/wiki/openalex:W2465979646)  
**Source**: https://4ort.xyz/entity/hard-rock-stability-analysis-for-span-design-in-entry-type-excavations-with-learning-classifiers