Adelia Utami and Nurbetty Herlina Sitorus 2025. Pengaruh Inflasi, Suku Bunga, Indeks Produksi Industri (IPI), dan E-money terhadap Velocity of Money di Indonesia 2012-2023 . Indonesian Journal of Economics Management and Accounting. 2, 12 (Dec. 2025), 3205–3217.