The Effectiveness of Free Nutritious Meal Programs in Improving Student Motivation and Achievement in Indonesia: A Sociological Perspective of Education. Zona Education Indonesia, [S. l.], v. 3, n. 4, p. 185–194, 2025. DOI: 10.67959/radbap90. Disponível em: https://zona-education.org/index.php/zei/article/view/85. Acesso em: 10 sep. 2026.