Lidwina Mendrofa I, Siregar S. Teaching Competence of Physical Education Teachers in Junior High Schools: A Cross-Sectional Study in Nias, Indonesia. IGI Educ. Ins. [Internet]. 2026 Apr. 18 [cited 2026 Jun. 4];1(02):87-94. Available from: https://journal.igiinsight.com/index.php/edi/article/view/149