Bright, Thomas, Matthew J. Handford, Jonathan D. Hughes, Peter D. Mundy, Jason P. Lake, and Lance Doggart. “Development and Reliability of Countermovement Jump Performance in Youth Athletes at Pre-, Circa- and Post-Peak Height Velocity: Countermovement Jump Reliability in Youth Athletes”. International Journal of Strength and Conditioning 3, no. 1 (February 10, 2023). Accessed October 5, 2025. https://journal.iusca.org/index.php/Journal/article/view/149.