Januardin J, Sembiring AAB, Sihite LSB. Pengaruh Ekuitas Merek Dan Deferensiasi Produk Terhadap Kepuasan Pelanggan PT Laris Sumut Makmur Medan. MSEJ [Internet]. 2022Aug.2 [cited 2025Jul.6];3(3):1216-30. Available from: https://www.yrpipku.com/journal/index.php/msej/article/view/864