Ayustin, N., and S. Lubis. “Policy of the Minister of Finance Related to Increasing the Annual Excise Price to Reduce Underage Smokers”. Indonesian Interdisciplinary Journal of Sharia Economics (IIJSE), Vol. 6, no. 3, Aug. 2023, pp. 1852-6, doi:10.31538/iijse.v6i3.3642.