Andrianto, M. I. Hasibuan, and M. Amin. “Pengaruh Kualitas Pelayanan, Harga, Promasi Dan Digital Marketing Terhadap Kepuasan Pelanggan Di Mie Gacoan Rantau Prapat”. Economics and Digital Business Review, vol. 7, no. 1, Oct. 2025, pp. 427-40, https://ojs.stieamkop.ac.id/index.php/ecotal/article/view/3218.