Kharisma, Diah Ananda, and Nur Ahmadi Bi Rahmani. “Analysis of Letter Filing Procedures at the General Bureau of the Regional Secretariat of North Sumatra Province”. Jurnal Ekonomi, Manajemen, Akuntansi dan Keuangan 3, no. 3 (June 22, 2022): 1067–1072. Accessed April 6, 2025. https://penerbitadm.pubmedia.id/index.php/jurnalemak/article/view/676.