“IMPLEMENTASI WATERFALL PADA PERANCANGAN  SISTEM INFORMASI PELAYANAN POSYANDU BERBASIS WEB DI POSYANDU DUSUN KARAJAN JAYAKERTA KOTA KABUPATEN KARAWANG”. Jurnal Informatika SIMANTIK 8, no. 1 (March 27, 2023): 1–7. Accessed January 16, 2026. https://simantik-panca-sakti.ac.id/index.php/simantik/article/view/94.