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Mutadid Billah, Hery Pudjoprastyono. The Influence of Promotion, Price Perception, and Brand Image on Purchase Decision for Walls Ice Cream in Surabaya. FJMR [Internet]. 2024 Mar. 28 [cited 2026 Apr. 17];3(3):831-42. Available from: https://journal.formosapublisher.org/index.php/fjmr/article/view/8581