# Variations in kinematic variables and performance in the tennis serve according to age and skill level

> Research article (International Journal of Performance Analysis in Sport, 2019) · cited 16× · AI/ML

**Wikidata**: [openalex:W2969605168](https://www.wikidata.org/wiki/openalex:W2969605168)  
**Source**: https://4ort.xyz/entity/variations-in-kinematic-variables-and-performance-in-the-tennis-serve-according-to-age-and-skill-level