Domingo, Erish Ken F., and Noel T. Florencondia. 2025. “Geotechnical Evaluation of Sawdust-Derived Biochar As a Sustainable Stabilizer for Clayey Soils in Nueva Ecija”. International Journal of Progressive Research in Science and Engineering 6 (11):6-13. https://doi.org/10.65138/ijprse.2025.v6i11.1237.