“Perancangan Sistem Informasi E-Rapor Berbasis Web Dengan Metode Waterfall Pada SD Muhammadiyah 24 Jakarta”. Integrative Perspectives of Social and Science Journal, vol. 3, no. 08 Agustus, Aug. 2026, pp. 129-3, https://ipssj.com/index.php/ojs/article/view/1860.