1. Adolphus, K., Lawton, C. L., & Dye, L. (2013). The effects of breakfast on behavior and academic performance in children and adolescents. Frontiers in Human Neuroscience, 7, 1–28.
2. Aertgeerts, B., & Buntinx, F. (2002). The relation between alcohol abuse or dependence and academic performance in first-year college students. Journal of Adolescent Health, 31, 223–225.
3. Ah, Y. A., & Jeong, W. C. (2011). The mediating effect of internet addiction between academic stress and school maladjustment in adolescence. Korean Journal of Youth Studies, 18, 27–50.
4. Akarsu, S., Çalişkan, E., & Dane, Ş. (2009). Athletes have faster eye-hand visual reaction times and higher scores on visuospatial intelligence than non-athletes. Turkish Journal of Medical Sciences, 39, 871–874.
5. Akhter, N. (2013). Relationship between internet addiction and academic performance among university undergraduates. Educational Research and Reviews, 8, 1793–1796.