Dina Hidayati Hutasuhut, and Dinda Yarshal. “Influence of Mindfulness Techniques on Reducing Academic Stress and Enhancing Students’ Concentration in Learning”. International Journal of Educational Development 2, no. 1 (January 3, 2025): 21–24. Accessed April 20, 2025. https://international.aspirasi.or.id/index.php/IJED/article/view/168.