Matz, V., M. Kreidl, and R. Šmíd. “Signal-to-Noise Ratio Improvement Based on the Discrete Wavelet Transform in Ultrasonic Defectoscopy”. Acta Polytechnica 44, no. 4 (January 4, 2004). Accessed May 7, 2024. https://ojs.cvut.cz/ojs/index.php/ap/article/view/606.