Fauziah, Siti, and Vitri Tundjungsari. 2025. “Analisis Penjualan Merchandise Barang Fandom KPOP Berbasis Web (E-Commerce) Dengan Metode Waterfall Studi Kasus Di Toko Allaboutmerch”. Innovative: Journal Of Social Science Research 5 (2):3880-94. https://doi.org/10.31004/innovative.v5i2.15105.