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Briones J, Cabog CES, Eugenio AR, Bobiles KB, Chua KCC, Abergos EJR. Role of Promotional Strategies in Customer Retention at a Music Studio in Rizal, Philippines . JSETP [Internet]. 2025Dec.31 [cited 2026Jan.10];4(2):81-101. Available from: https://journals.researchsynergypress.com/index.php/jsetp/article/view/3882