Lubis, P. K. D., and E. Putri. “Analysis of The Application Of E-SPT in The Annual Tax Return Reporting of Corporate Taxpayers at The Medan City Primary Tax Office”. INTERNATIONAL JOURNAL OF TRENDS IN ACCOUNTING RESEARCH, vol. 1, no. 1, Nov. 2020, pp. 037-44, https://jurnal.adai.or.id/index.php/ijtar/article/view/21.