Ruri Prihatini Lubis, Subhilhar, R. Hamdani Harahap , Fikarwin Zuska (2020) “SUSTAINABLE WATER SUPPLY MANAGEMENT MODEL AT TIRTA KUALO REGIONAL WATER COMPANY IN TANJUNGBALAI CITY, SUMATERA UTARA PROVINCE”, PalArch’s Journal of Archaeology of Egypt / Egyptology, 17(6), pp. 7477–7496. Available at: https://www.archives.palarch.nl/index.php/jae/article/view/2125 (Accessed: 3 November 2025).