R. A. H. Maidah and A. O. Hardan, “Analysis of the Effectiveness of Income Tax Policy on Trade Transactions via Electronic Systems (E-Commerce) in Efforts to Increase Tax Revenue in 2018-2020 (Case Study at KPP Pratama Jakarta Jatinegara)”, novatio, vol. 1, no. 1, pp. 24–36, Oct. 2023.