Helmalia, Icam Sutisna and Nunung Suryana Jamin (2026) “Pengaruh Model Asertif Terhadap Disiplin Anak Melalui Kegiatan Antri Cuci Tangan”, Student Journal of Early Childhood Education, 6(2), pp. 166-182. doi: 10.37411/sjece.v6i2.4771.