Harahap, Faisal, Raissa Amanda Putri, and Fathiya Hasyifah Sibarani. 2024. “IMPLEMENTATION OF SUPPLY CHAIN MANAGEMENT AT GRAHA PHONE SERVICE WEB-BASED”. Antivirus : Jurnal Ilmiah Teknik Informatika 18 (2), 280-93. https://doi.org/10.35457/antivirus.v18i2.3794.