# On the Meaning of the “ <i>P</i> Factor” in Symmetrical Bifactor Models of Psychopathology: Recommendations for Future Research From the Bifactor-( <i>S</i> −1) Perspective

> Research article (Assessment, 2021) · cited 52× · AI/ML

**Wikidata**: [openalex:W3216909787](https://www.wikidata.org/wiki/openalex:W3216909787)  
**Source**: https://4ort.xyz/entity/on-the-meaning-of-the-i-p-i-factor-in-symmetrical-bifactor-models-of-psychopathology-recommendations-for-future-research