On computing of pulse propagation and reflection in 2d elastic waveguideBerezovski, ArkadiEngineering mechanics 2019 : International Conference, May 13 – 16, 2019, Svratka, Czech Republic : book of full texts2019 / p. 49–52 : ill https://www.engmech.cz/improc/2019/007_Berezovski_068.pdf