Kamil, I., Yolifiandri, Y., Irawan, I. A., & Izzah, H. K. (2026). The Effectiveness of Tax Regulation Harmonization Law (HPP Law) Implementation on Digital Tax Challenges for Content Creators in Indonesia’s Creative Economy: A Mixed-Source Study. Greenation International Journal of Economics and Accounting, 4(4), 1217–1230. https://doi.org/10.38035/gijea.v4i4.916