1. Huageng, L., Xingjie, F., and Bugra, E., Hilbert transform and its engineering application, AIAA J., 2009, vol. 47, no. 4, pp. 923–932.
2. Basu, B. and Basu, M., Predictive zero-crossing detection algorithm by time localised iterative least-square technique, in Proc. 2011 14th Eur. Conf. Power Electron. Appl., 2011, pp. 1–7.
3. Mažeika, L. and Draudvilienė, L., Influence of the dispersion on measurement of phase and group velocities of Lamb waves, Ultrasound, 2009, vol. 64, no. 4, pp. 18–21.
4. Molinaro, A. and Sergeyev, Y.D., An efficient algorithm for the zero crossing detection in digitized measurement signal, Meas.: J. Int. Meas. Confed., 2001, vol. 30, no. 3, pp. 187–196.
5. Grimaldi, D., Time-of-flight measurement of ultrasonic pulse echoes using wavelet networks, IEEE Trans. Instrum. Meas., 2006, vol. 55, no.1, pp. 5–13.