Sutarno, Sutarno, Department of Chemistry, Universitas Gadjah Mada, Jl. Sekip Utara, Yogyakarta 55281, Indonesia

• Vol 8, No 2 (2019): December 2019 [Nationally Accredited - Sinta 2] - Articles
  Application of Humic Acid Isolated From Kalimatan Peat Soil Modifying Magnetite for Recovery of Gold
  Abstract  PDF