Hisam Ahyani, Manswab Mahsen Abdulrahman. Legal Certainty for E-Commerce Transactions as an Effort to Increase Potential State Revenue in the Taxation Sector . INS9MJ [Internet]. 2024 Sep. 30 [cited 2026 Sep. 27];1(2):88-94. Available from: https://journal.isnu-sumut.org/index.php/ins9mj/article/view/106