1.
Sembiring MP, Chairul C, Zulfansyah Z. ANALISA UNSUR HARA MIKRO DARI FLY ASH LIMBAH INDUSTRI PULP DAN KERTAS. JALM [Internet]. 2021 Jul. 3 [cited 2024 Dec. 1];6(1):13-8. Available from: http://601341.annawisefintch.tech/index.php/ALM/article/view/1929