Haleva, Y., Ekshtein, A., Kaufman, L., Shargal, E. and Meckel, Y. (2025) “Short-term Sleep Extension in Adolescent Swimmers: Real-world Crossover Findings on Sleep, Mood, and Performance: A real-world two-period crossover in adolescent competitive swimmers”, International Journal of Physical Education, Fitness and Sports, 14(4), pp. 15–26. doi: 10.54392/ijpefs2543.