Salsabila A, ardae rifqi, Wahyunengsih. TEACHERS’ PERSPECTIVES ON JARIMATIKA, KUMON, AND ABACUS METHODS TO IMPROVE STUDENTS’ MATHEMATICS EFFECTIVENESS. Relevan [Internet]. 30 Juni 2025 [dikutip 18 April 2026];5(3). Tersedia pada: https://ejournal.yana.or.id/index.php/relevan/article/view/1457