GIWANGKARA, Grawira Ganjur et al. Analysis of Internal Friction Angle and Cohesion Value for Road Base Materials in a Specified Gradation. JACEE (Journal of Advanced Civil and Environmental Engineering), [S.l.], v. 3, n. 2, p. 58-65, oct. 2020. ISSN 2599-3356. Available at: <http://jurnal.unissula.ac.id/index.php/JACEE/article/view/10848>. Date accessed: 04 may 2024. doi:http://dx.doi.org/10.30659/jacee.3.2.58-65.