# Alternative selection of Raman or LIBS spectral information in hierarchical discrimination of raw sapphires according to geographical origin for accuracy improvement

> Research article (Talanta, 2020) · cited 12× · AI/ML

**Wikidata**: [openalex:W3084136699](https://www.wikidata.org/wiki/openalex:W3084136699)  
**Source**: https://4ort.xyz/entity/alternative-selection-of-raman-or-libs-spectral-information-in-hierarchical-discrimination-of-raw-sapphires-according-to