ROHMALINA, Rohmalina; APRIANTI, Ema; LESTARI, Ririn Hunafa. Pendekatan Open-Ended dalam Mempengaruhi Kemampuan Mengenal Konsep Bilangan Anak Usia Dini. Jurnal Obsesi : Jurnal Pendidikan Anak Usia Dini, [S. l.], v. 5, n. 2, p. 1409–1418, 2020. DOI: 10.31004/obsesi.v5i2.805. Disponível em: https://mail.obsesi.or.id/index.php/obsesi/article/view/805. Acesso em: 21 apr. 2026.