V. G. Popov and O. V. Lytvyn, “The stress state in an elastic body with a rigid inclusion of the shape of three segments broken line under the action of the harmonic oscillation of the longitudinal shift”, BTSNUKPhM, no. 1, pp. 158–161, Feb. 2019, doi: 10.17721/1812-5409.2019/1.36.