Ginting RAG, Munawar AA, Sary DM. The Level of Knowledge of Futsal Extracurricular Students at SMP Negeri 5 Binjai Toward Futsal Sports Facilities. ESJ [Internet]. 2025Oct.15 [cited 2026Apr.25];2(2):45-0. Available from: https://jurnal.stokbinaguna.ac.id/index.php/ESJ/article/view/4960