SIMANJUNTAK, Ruth M.; HUTAURUK, Agusmanto J. B.; BUTAR BUTAR, Christine Meily D; GULTOM, Sanggam P. Peningkatan Kemampuan Pemahaman Konsep Matematis Siswa Menggunakan CORE (Connecting Organizing Reflecting Extending). Jurnal Basicedu, [S. l.], v. 7, n. 5, p. 3102–3110, 2023. DOI: 10.31004/basicedu.v7i5.5987. Disponível em: https://jbasic.org/index.php/basicedu/article/view/5987. Acesso em: 3 jul. 2024.