Philipo, Nicho. “Sistem Informasi Produksi Dan Penjualan Berbasis Web CV Deltasindo Engineering”. CHAIN: Journal of Computer Technology, Computer Engineering, and Informatics 4, no. 4 (October 1, 2026): 618-629. Accessed September 30, 2026. https://www.ejournal.techcart-press.com/index.php/chain/article/view/406.