Indrawan, B., B. Kharisma, and S. S. . Remi. “Pension Plan and Household Food Insecurity of Older Persons in Indonesia”. Journal of Population and Social Studies [JPSS], vol. 32, Oct. 2023, pp. 78-93, https://so03.tci-thaijo.org/index.php/jpss/article/view/267776.