Suyanti S. OPTIMALISASI HASIL BELAJAR MATEMATIKA MELALUI VIDEO PEMBELAJARAN DI MASA PANDEMI COVID-19 KELAS 3 SDN KARANGAWEN 1. JAPS [Internet]. 2025Jan.30 [cited 2026Mar.26];2(1):15-20. Available from: https://journal.sintesia.id/index.php/japs/article/view/72