Y. Haleva, A. Ekstein, L. Kaufman, E. Shargal, and Y. Meckel, “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”, Int. J. Phys. Educ. Fit. Sports, vol. 14, no. 4, pp. 15–26, Dec. 2025.