Akif Ullah, Hussain Ahmad, Khalid Hussain, Adnan Khan, and Sulaiman Aziz. “The Influence of Smartphone Addiction on Cognitive Functioning: Exploring the Mediating Role of Sleep Quality and Perceived Stress”. Research Journal of Psychology, vol. 3, no. 3, Aug. 2025, pp. 545-5, doi:10.59075/rjs.v3i3.217.