BŁACHOWICZ, T., and Z. KLESZCZEWSKI. “Observation of Hypersonic Acoustics Waves in a LiTaO3 Crystal”. Archives of Acoustics 22, no. 3 (January 1, 2014): 351–358. Accessed April 25, 2025. https://acoustics3.ippt.pan.pl/index.php/aa/article/view/960.