Krisnanto, S., Zhafir Ruhyana, S. S. I., Wicaksono, C. A., & Muslimin, M. I. (2026). Pore-water pressure as the stress reference in the stress state variables for unsaturated soils, a theoretical revisit. SINERGI, 30(2), 543–558. https://doi.org/10.22441/sinergi.2026.2.019