Jagom YO, Uskono IV. Influence of the use of props made from used materials on the mathematics learning achievement of middle school students. Math Didactic [Internet]. 30 Desember 2019 [dikutip 9 Juli 2025];5(3):219-26. Tersedia pada: https://jurnal.stkipbjm.ac.id/index.php/math/article/view/613