The effect of Water Retention Properties on the Shear Modulus of an Unsaturated Compacted SoilAditi Rana, Arash Azizi, Malcolm Whitworth, Marti Lloret-Cabot and David Geoffrey TollE3S Web Conf., 642 (2025) 03013DOI: https://doi.org/10.1051/e3sconf/202564203013