Belubekyan, M.V. “ON THE CONDITION OF PLANAR LOCALIZED VIBRATIONS APPEARANCE IN THE VICINITY OF THE FREE EDGE OF A THIN RECTANGULAR PLATE”. Proceedings of the YSU A: Physical and Mathematical Sciences 51, no. 1 (242) (March 20, 2017): 42–45. Accessed July 23, 2024. https://journals.ysu.am/index.php/proceedings-phys-math/article/view/vol51_no1_2017_pp042-045.