Triana, Lia, et al. “Influence Of Product Brand, Customer Satisfaction, Product Quality, Promotion, Service And Samsung Prices On Interest In Buying At Chandra’s Shop Cellular Kotapinang”. Daengku: Journal of Humanities and Social Sciences Innovation, vol. 3, no. 3, Feb. 2023, pp. 395-02, doi:10.35877/454RI.daengku1574.