Non-axisymmetric problems of unsteady deformation of cylindrical shells with filler Bahodir Rakhmanov, Sharifboy Akhmedov, Isroil Karimov, Mirjalol Choriev and Utkir Uralov E3S Web Conf., 419 (2023) 01001 Published online: 25 August 2023 DOI: 10.1051/e3sconf/202341901001