Manalu MNJ, Siagian N, Sinaga K. Pengaruh Pelayanan dan Kualitas Produk Terhadap Kepuasan Konsumen di Bloum Coffee Padang Bulan Medan. Innovative [Internet]. 2024 Mar. 31 [cited 2026 Jul. 26];4(2):4745-58. Available from: http://j-innovative.org/index.php/Innovative/article/view/9938