Ainun Saskia, M Yudi Fajri, William Barker Hutabarat, and Nasrullah Hidayat. “Analisis Kelayakan Investasi Sebagai Dasar Evaluasi Proyek Pada Usaha Seroja Batu Alam”. Journal of Law, Education and Business 4, no. 2 (October 17, 2026): 1520–1526. Accessed October 17, 2026. https://rayyanjurnal.com/index.php/jleb/article/view/9340.