# A spaCy-based tool for extracting variability from NL requirements

> Research article (Proceedings of the 25th ACM International Systems and Software Product Line Conference - Volume B, 2021) · cited 13× · AI/ML

**Wikidata**: [openalex:W3197102031](https://www.wikidata.org/wiki/openalex:W3197102031)  
**Source**: https://4ort.xyz/entity/a-spacy-based-tool-for-extracting-variability-from-nl-requirements