Belubekyan, M., & Sahakyan, S. (2020). ON THE LOCALIZATION OF SHEAR VIBRATIONS IN A COMPOSITE ELASTIC SEMI-INFINITE FLAT WAVEGUIDE. Proceedings of the YSU A: Physical and Mathematical Sciences, 54(1 (251), 44–49. https://doi.org/10.46991/PYSU:A/2020.54.1.044