“PENGARUH PERCEIVED PRICE, PERCEIVED USEFULNESS, DAN PEMASARAN PERSONALISASI TERHADAP KEPUTUSAN PEMBELIAN PRODUK BRAND EIGER PADA KONSUMEN DI KOTA TEBING TINGGI”. JOURNAL OF SCIENCE AND SOCIAL RESEARCH, vol. 9, no. 3, June 2026, pp. 5068-76, https://doi.org/10.54314/jssr.v9i3.6747.