Pangaribuan EE, Sabrina H, Nasution AMU. The Effect of Free Shipping and Timeliness of Product Delivery on Purchasing Decisions on the Shopee Application at Kec.Borbor Kab.Toba. SAJMR [Internet]. 2025 Feb. 24 [cited 2026 Mar. 28];3(2):115-30. Available from: https://journal.yayasanpad.org/index.php/sajmr/article/view/327