Rokanah, Syariefful Ikhwan, and Nur Aisyah. “Pengaruh Kualitas Pelayanan, Kualitas Produk Dan Harga Terhadap Loyalitas Pelanggan (Studi Kasus Di Olshop Pelangi Store)”. JECMER: Journal of Economic, Management and Enterpreneurship Research, vol. 1, no. 3, Sept. 2023, pp. 190-02, https://jurnal.eraliterasi.com/index.php/jecmer/article/view/93.