Anggraeni S, Raharso S, Lastari HI, Tjahjawati SS, Tiorida E, Nazofatullidya. Implementasi Sistem Pengelolaan Surat Permohonan Eksternal Berbasis Google Apps Script di PT XYZ: Implementation of a Google Apps Script-Based External Request Letter Management System at PT XYZ. JPPM [Internet]. 2026 Jul. 14 [cited 2026 Jul. 14];10(2):143-5. Available from: http://jurnalnasional.ump.ac.id/index.php/JPPM/article/view/30951