Grulkowski, L., D. Jankowski, and P. Kwiek. “Holographic Imaging of Cylindrical Ultrasonic Waves”. Archives of Acoustics 31, no. 4(S) (January 1, 2014): 137–142. Accessed June 15, 2025. https://acoustics.ippt.pan.pl/index.php/aa/article/view/1334.