Dewi DC, Agustina R. The Effect of Marketing Mix on Customer Satisfaction Level at Bank Sumsel Babel Pagar Alam Branch: A Case Study of Hajj Savings in 2021-2023. J. EMT KITA [Internet]. 2025 Oct. 1 [cited 2026 May 28];9(4):1768-77. Available from: https://journal.lembagakita.com/emt/article/view/4664