Aruan DGR. ANALISA KADAR BESI (Fe) AIR SUMUR BOR DI JALAN BAKTI LUHUR KELURAHAN DWIKORA MEDAN. JALM [Internet]. 2020 Dec. 16 [cited 2024 Dec. 1];5(2):10-2. Available from: http://601341.annawisefintch.tech/index.php/ALM/article/view/1598