Maftuhin, Muhammad, and Deni Kusumawardani. “Household Saving Behavior on Formal Financial Institutions in Urban and Rural Areas”. Ekuilibrium : Jurnal Ilmiah Bidang Ilmu Ekonomi, vol. 17, no. 1, Mar. 2022, pp. 40-53, doi:10.24269/ekuilibrium.v17i1.2022.pp40-53.