Rani Nasution, and Rahmat Kurniawan. “Analisis Penerapan Strategi Pemasaran Terhadap Jumlah Tabungan Pada PT. Bank Sumut Syariah Kantor Cabang Pembantu Marelan Raya ”. Journal Economic Excellence Ibnu Sina 3, no. 1 (January 28, 2025): 107–122. Accessed May 4, 2025. https://jurnal.stikes-ibnusina.ac.id/index.php/Excellence/article/view/2316.