%0 Journal Article %T MATHEMATICAL MODELING OF THE ATTENUATION OF THE OSCILLATIONS IN POLYCRYSTALLINE SOLIDS %A Tolstopyatov, S.. %A Golovanova, E.. %K mathematical model, ultrasound, attenuation, stress-deformirovannoe condition, strength properties, porosity, dislocations %J Bulletin of Belgorod State Technological University named after. V. G. Shukhov %D 2016 %N 1 %P 4 %I Belgorod State Technological University named after V.G. Shukhov