Afriyandi D, Yuliana R, Yamin DW. Perancangan Sistem Informasi Pemesanan Tiket Konser Dengan Metode Waterfall Berbasis Web. Spectrum [Internet]. 2025 Jan. 19 [cited 2026 Sep. 26];2(1):8-21. Available from: https://journals.sanusantara.com/index.php/spectrum/article/view/209