Perancangan Sistem Informasi Posyandu Pedukuhan Kayen Berbasis Web Dengan Waterfall. Indonesian Journal Computer Science, [S. l.], v. 1, n. 2, p. 73–79, 2022. DOI: 10.31294/ijcs.v1i2.1511. Disponível em: https://jurnal.bsi.ac.id/index.php/ijcs/article/view/1511. Acesso em: 5 jun. 2026.