Alfionita, F., dan N. Hidayati. “ANALISIS KEMAMPUAN PENALARAN MATEMATIS SISWA MATERI BANGUN RUANG SISI DATAR”. Prosiding Sesiomadika, vol. 2, no. 1d, Desember 2019, https://journal.unsika.ac.id/sesiomadika/article/view/2573.