AISYATIRRADIYAH, S.; SAMSUL HAKIM; ALFAN HADI. The Effect of Breakfast on Student Concentration . Jurnal Pendidikan Guru Madrasah Ibtidaiyah Al-Amin, [S. l.], v. 3, n. 2, p. 248–258, 2024. Disponível em: https://ejournal.staialamin.ac.id/index.php/pgmi/article/view/228. Acesso em: 22 mar. 2025.