Arief, Arief Rakhman Hakim, Tri Wahyuningsih, Ravi'i, Yogi Gautama Yanas, and Fahrul Rozzi Usman. 2023. “Effect of Aeration Treatment and Ore Size on Gold Percent Extraction With Agitation Leach Test Method”. SPECTA Journal of Technology 7 (3):723-30. https://doi.org/10.35718/specta.v7i3.825.