Suryawan, Angellia Debora. “Analisis Investasi Proyek IT Dalam Bina Nusantara”. ComTech: Computer, Mathematics and Engineering Applications 4, no. 2 (December 1, 2013): 557-565. Accessed February 23, 2025. https://journal.binus.ac.id/index.php/comtech/article/view/2478.