“Sistem Informasi Geografis Pelanggan Berbasis Web PDAM Tirta Kepri Tanjungpinang”, SNISTEK, vol. 4, pp. 7–12, Jan. 2022, Accessed: Oct. 06, 2026. Available: https://ejournal.upbatam.ac.id/index.php/prosiding/article/view/5198