Pengaruh Brand Equity Terhadap Loyalitas Nasabah Menabung Tabungan Marhamah Mudharabah Pada PT. Bank Sumut Syariah Kantor Cabang Pembantu Stabat. JIMEBIS: Scientific Journal of Students Islamic Economics and Business, v. 2, n. 2, p. 94–104, 20 Oct.2021.