PUTRI APRILIA; KEMAS MUHAMMAD WAHYU HIDAYAT. Design and Build a Robusta Coffee Shop Information System as a Website-Based Transaction and Promotion Media (Case Study: Kite Robusta Coffee Shop Pagar Alam. JURNAL TEKNOLOGI DAN OPEN SOURCE, v. 8, n. 2, p. 916 - 928, 15 Dec. 2025.