# Optical selection rules for excitonic Rydberg series in the massive Dirac cones of hexagonal two-dimensional materials

> Research article (Physical review. B./Physical review. B, 2017) · cited 32× · AI/ML

**Wikidata**: [openalex:W2586319998](https://www.wikidata.org/wiki/openalex:W2586319998)  
**Source**: https://4ort.xyz/entity/optical-selection-rules-for-excitonic-rydberg-series-in-the-massive-dirac-cones-of-hexagonal-two-dimensional-materials