TY JOUR TI A mathematical model of the stress strain state of shells under axisymmetric loading with porous material properties and complex rheology of the compressed skeleton KW porous materials with inelastic work compressed skeleton KW cylindrical KW and spherical body in compression KW the stress-strain state JO Actual directions of scientific researches of the XXI century: theory and practice AU Perunov, N.. AU Gotsev, D.. PY 2015 IS 3 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov