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Agustina S, Zainal Arifin, Bayu Surindra. The Effect of Promotion Strategy and Product Quality on Customer Satisfaction Yan`s Coffee Kediri City. IJERFA [Internet]. 2024 Oct. 27 [cited 2024 Nov. 23];3(1). Available from: https://ijerfa.afdifaljournal.com/index.php/ijerfa/article/view/213