(1)
Ruri Prihatini Lubis, Subhilhar, R. Hamdani Harahap , Fikarwin Zuska. SUSTAINABLE WATER SUPPLY MANAGEMENT MODEL AT TIRTA KUALO REGIONAL WATER COMPANY IN TANJUNGBALAI CITY, SUMATERA UTARA PROVINCE. J Arch.Egyptol 2020, 17, 7477-7496.