Utari, R., Yusda, R. A., & Amalia, A. (2026). OPTIMIZING CUSTOMER RELATIONSHIPS THROUGH CUSTOMER RELATIONSHIP MANAGEMENTAT HANDMADE WILLY. JURTEKSI (jurnal Teknologi Dan Sistem Informasi), 12(3), 453 - 460. https://doi.org/10.33330/jurteksi.v12i3.4446