Bender element sensor technology to quantify local stiffness enhancement of geogrid-stabilized aggregate specimensHan Wang, Mingu Kang, Youngdae Kim, Issam I. A. Qamhia, Erol Tutumluer and Heather ShoupE3S Web Conf., 569 (2024) 26004DOI: https://doi.org/10.1051/e3sconf/202456926004