“Studi Kualitatif: Dampak Negatif Program Makan Bergizi Gratis  (MBG) Terhadap Proses Belajar Siswa”. PROFESOR : Professional Education Studies and Operations Research 3, no. 1 (October 30, 2026): 24–27. Accessed October 31, 2026. https://journal-profesor.org/index.php/profesor/article/view/33.