Iswandi, Adnan, et al. “ANALYSIS OF HEAVY METAL GEOCHEMISTRY BEHAVIOR ON SOIL IN THE RIVER OF LAKE MATANO AREA, SOUTH SULAWESI”. ASTONJADRO, vol. 11, no. 2, May 2022, pp. 395-04, doi:10.32832/astonjadro.v11i2.6573.