Mutthmainah, Usrina, N., Savira , N. E., Fithra, H., & Mulia , F. A. (2025). Evaluation Of Permanent Deformation On Uphill And Downhill Section Of Simpang Ampek - Sasak Road In Pasaman Barat. Edusight International Journal of Multidisciplinary Studies , 2(2). https://doi.org/10.69726/eijoms.v2i2.156