Anastashia , V. . and Sukma , R. P. (2025) “Pengaruh Kualitas Produk dan Kualitas Pelayanan Terhadap EWOM dan Keputusan Pembelian di Restaurant Haraku Ramen Grand Indonesia ”, Journal of Economics, Bussiness and Management Issues, 2(4), pp. 427–442. doi: 10.47134/jebmi.v2i4.755.