Julyanthry J, Suryati L, Mamadiyarov Z, Silalahi M, Judijanto L, Simanjuntak MD, et al. Impact of Shopee Promotions on Spontaneous Buying in Pematangsiantar. ATT [Internet]. 2025 Nov. 27 [cited 2026 Apr. 2];7(3):1028-40. Available from: https://att.aptisi.or.id/index.php/att/article/view/619