Székely, Ádám, Andrés Velasco, and Martín Echeverría. 2026. “ADHD Symptoms and Academic Performance Among Adolescents: The Roles of Executive Dysfunction, Smartphone Distraction, and Academic Procrastination”. Journal of Adolescent and Youth Psychological Studies (JAYPS) 7 (7): 1-11. https://doi.org/10.61838/.