DJUMIATUN, Djumiatun. PENGARUH SARAPAN TERHADAP PERILAKU PERCAYA DIRI PESERTA DIDIK SD N 4 KUTOARJO. Jurnal Sinektik, [S. l.], v. 6, n. 2, p. 110–118, 2023. DOI: 10.33061/js.v6i2.8221. Disponível em: https://ejurnal.unisri.ac.id/index.php/sin/article/view/8221. Acesso em: 30 jan. 2026.