Experimental study of deformation and stability of dams built of phosphogypsum under seismic impactsKhamidxon Fayziev, Takhirjon Sultanov, Lobar Mambetova, Ravshan Sharipov and Javlon YarashovE3S Web of Conf., 401 (2023) 05047DOI: https://doi.org/10.1051/e3sconf/202340105047