Farras, A. ., Muliawati, K. I. ., Yuliana, V. ., & Nofryanti, N. (2025). The Implementation of the CoreTax System to Improve the Performance of Withholding Tax Certificate (Bupot) Preparation for Article 21 Income Tax: A Qualitative Approach. TOFEDU: The Future of Education Journal, 4(9), 5287–5292. https://doi.org/10.61445/tofedu.v4i9.1339