# “Don’t Be Stupid, Stupid!” Cognitive-Behavioral Techniques to Reduce Irrational Beliefs and Enhance Focus in a Youth Tennis Player

> Research article (Case Studies in Sport and Exercise Psychology, 2020) · cited 12× · AI/ML

**Wikidata**: [openalex:W3023892262](https://www.wikidata.org/wiki/openalex:W3023892262)  
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