Analisis Kualitatif: Pengaruh Program Makan Bergizi Gratis (MBG) terhadap Prestasi Belajar Siswa. PROFESOR : Professional Education Studies and Operations Research, [S. l.], v. 3, n. 1, p. 20–23, 2026. DOI: 10.7777/rgrrt880. Disponível em: https://journal-profesor.org/index.php/profesor/article/view/32.. Acesso em: 1 nov. 2026.