Prastoto, Gangsar Yusuf. “SISTEM PENDUKUNG KEPUTUSAN PEMBELIAN ALAT OUTDOOR METODE TOPSIS: Sistem Pendukung Keputusan Pembelian Alat Outdoor Metode Topsis”. JURNAL ILMIAH INFORMATIKA 7, no. 02 (October 2, 2019): 127–131. Accessed April 27, 2024. https://ejournal.upbatam.ac.id/index.php/jif/article/view/1278.