# A Hierarchical Representation Model Based on Longformer and Transformer for Extractive Summarization

> Research article (Electronics, 2022) · cited 12× · AI/ML

**Wikidata**: [openalex:W4281806453](https://www.wikidata.org/wiki/openalex:W4281806453)  
**Source**: https://4ort.xyz/entity/a-hierarchical-representation-model-based-on-longformer-and-transformer-for-extractive-summarization