Pangestu, Harijanto. “Model Evaluasi Perangkat Lunak: Pemodelan Visual Berbasis Open Source”. ComTech: Computer, Mathematics and Engineering Applications 2, no. 2 (December 1, 2011): 923-936. Accessed March 12, 2025. https://journal.binus.ac.id/index.php/comtech/article/view/2843.