PENCATATAN ANGKA METER AIR DI WATER TREATMENT PLANT (WTP) GRAND CIKARANG CITY BERBASIS QR CODE MELALUI SMARTHPHONE. JIS [Internet]. 2024 Sep. 19 [cited 2026 Jan. 16];3(1):28-32. Available from: https://simantik-panca-sakti.ac.id/index.php/simantik/article/view/26