Widyaningsih, Meilana. “A Literature Study on E-Money As a Quantitative Instrument of Monetary Policy in Indonesia”. Lisyabab : Jurnal Studi Islam dan Sosial 6, no. 2 (December 30, 2025): 551-562. Accessed April 19, 2026. http://www.lisyabab.staimaswonogiri.ac.id/lisyabab/article/view/412.