# Gene Tree Estimation Error with Ultraconserved Elements: An Empirical Study on <i>Pseudapis</i> Bees

> Research article (Systematic Biology, 2020) · cited 40× · AI/ML

**Wikidata**: [openalex:W3113976778](https://www.wikidata.org/wiki/openalex:W3113976778)  
**Source**: https://4ort.xyz/entity/gene-tree-estimation-error-with-ultraconserved-elements-an-empirical-study-on-i-pseudapis-i-bees