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, [S. l.], v. 13, n. 3, 2024. Disponível em: https://journal.tvu.edu.vn/index.php/journal/article/view/51. Acesso em: 15 feb. 2026.