1. X. D. Chen, S. J. Wen, H. Zhou, and D. Y. Yu, J. Optoelectronics Laser 20 (2), 279–282 (2009), [in Chinese].
2. Y. Tasinkevych, I. Trots, and A. Nowicki, Ultrasonics 52 (2), 333–342 (2012).
3. J. A. Jensen, S. I. Nikolov, K. L. Gammelmark, and M. H. Pedersen, Ultrasonics 44 (1), e5–e15 (2006).
4. M. Albulayli and D. Rakhmatov, IEEE Int. Conf. on Acoustics, Speech and Signal Processing (Icassp), (2013), p. 1061.
5. P. Wang, N. Cheng, Z.-H. Gong, and L.-H. Wang, Acta Phys. Sin. 64 (23), 238701 (2015). doi 10.7498/aps.64.238701