Gachkevich Alexander Romanovich Украина Ya. S. Pidstryhach Institute for Applied Problems of Mechanics and Mathematics, Ukraine, 79060, L’vov, Naukova st., 3 b ProfessorDoctor of physico-mathematical sciencesdept13@iapmm.lviv.ua Author's articles The One-dimensional Problem of Unsteady-related Elastic Diffusion Layer