BUDIANTA, Wawan et al. In situ Soil Washing on Metal-Contaminated Sandy Soil by Sedimentation Method: A New Approach on Soil Remediation. Philippine Engineering Journal, [S.l.], v. 27, n. 1, july 2010. ISSN 2718-9287. Available at: <https://www.journals.upd.edu.ph/index.php/pej/article/view/1805>. Date accessed: 10 sep. 2025.