Bachtiar IM. Analisis Tingkat Motivasi Aktivitas Fisik Siswa saat Pandemi Covid-19 Bandung. JSKK [Internet]. 2023Mar.6 [cited 2026Jan.10];7(2):93 - 104. Available from: https://journals.itb.ac.id/index.php/jskk/article/view/19866