Khoirah, Mazni Luthfiatul, and Isnaria Rizki Hayati. “PENERAPAN STUDENT CENTER TERHADAP PEMAHAMAN KONSEP MATEMATIS DAN MENTAL SISWA”. Jurnal Pendidikan Terintegrasi, vol. 1, no. 1, Dec. 2020, https://journal.universitaspahlawan.ac.id/index.php/jpt/article/view/1274.