Esfandiary, S. and Patrianti, T. 2026. Pengaruh Electronic Word of Mouth Kopi Calf di Instagram terhadap Keputusan Pembelian. Jejak digital: Jurnal Ilmiah Multidisiplin. 2, 6 (Oct. 2026), 11321–11332. DOI:https://doi.org/10.63822/bzy18f57.