The Effect of Physical Education Lessons on Reducing Learning Stress Levels in Class VIII Students of SMP Negeri 4 Kunto Darussalam. Compet. J. Pendidik. Kepelatihan Olahraga [Internet]. 2025 Oct. 8 [cited 2025 Dec. 8];17(3):2267-74. Available from: https://competitor.idjournal.eu/index.php/competitor/article/view/423