BINTANA, Rizqa Raaiqa; DEVI, Putri Aisyiyah Rakhma; YUHANA, Umi Laili. Return on Invesment (ROI) of Software Product: A Systematic Literature Review. Ultima InfoSys : Jurnal Ilmu Sistem Informasi, [S. l.], v. 6, n. 1, p. 50–57, 2015. DOI: 10.31937/si.v6i1.279. Disponível em: https://ejournals.umn.ac.id/index.php/SI/article/view/279. Acesso em: 7 oct. 2025.