Suryadi, Z. A., R. A. Krestianti, and F. A. Rahman. “APLIKASI SURAT PERINTAH PERJALANAN DINAS (SPPD) BERBASIS WEB PADA PT. PRIMADAYA PLASTISINDO”. Prosiding Seminar SeNTIK, vol. 8, no. 1, Oct. 2024, p. 02, https://ejournal.jak-stik.ac.id/index.php/sentik/article/view/3698.