Alfatoni, A.A. and Cempena, I.B. 2026. Pengaruh Presepsi Harga, Electronic Word of Mouth, dan Kualitas Produk terhadap Keputusan Pembelian pada Café Avatar Drink and Chill di Kecamatan Gunung Anyar Surabaya. RIGGS: Journal of Artificial Intelligence and Digital Business. 4, 4 (Jan. 2026), 9358–9370. DOI:https://doi.org/10.31004/riggs.v4i4.5273.