Muh. Yusmahendra, Ratna, Muh. Ilhamuddin Dahri, Supradi, and Tri Frida Suryati, “The Effect of Free Nutritious Meal Program and Income on Household Food Expenditure per Capita in West Sulawesi”, IJIST, vol. 4, no. 10, pp. 1133–1142, Nov. 2026.