Seyyed Abolhasan Naeini and Ehsan Azini, Investigation of Slope Stability in Gravel Soils in Unsaturated State. journal = {International Journal of Geotechnical and Geological Engineering}, [online]. World Academy of Science, Engineering and Technology. May 2019, vol. 150(6). 471 - 474 [viewed 27 April 2024]. Available from: https://publications.waset.org/pdf/10010514.