“A FINITE ELEMENT STUDY OF THE EFFECT OF SLOPE AND RAINFALL INTENSITY ON SUBSURFACE OUTFLOW OF PERMEABLE FRICTION COURSE PAVEMENT”. TRA VINH UNIVERSITY JOURNAL OF SCIENCE 13, no. 3 (November 19, 2024). Accessed February 15, 2026. https://journal.tvu.edu.vn/index.php/journal/article/view/51.