CESARIA, Anna; HERMAN, Tatang; DAHLAN, Jarnawi Afgani. Level Berpikir Geometri Peserta Didik Berdasarkan Teori Van Hiele pada Materi Bangun Ruang Sisi Datar. Jurnal Elemen, [S. l.], v. 7, n. 2, p. 267–279, 2021. DOI: 10.29408/jel.v7i2.2898. Disponível em: https://e-journal.hamzanwadi.ac.id/index.php/jel/article/view/2898. Acesso em: 18 jul. 2024.