# Twelve Years of QBF Evaluations: QSAT Is PSPACE-Hard and It Shows

> Research article (Fundamenta Informaticae, 2016) · cited 19× · AI/ML

**Wikidata**: [openalex:W2566415304](https://www.wikidata.org/wiki/openalex:W2566415304)  
**Source**: https://4ort.xyz/entity/twelve-years-of-qbf-evaluations-qsat-is-pspace-hard-and-it-shows