K. DYNOWSKI, J. LITNIEWSKI, and A. NOWICKI, “Scanning Acoustic Microscope for 3D imaging”, Arch. Acoust., vol. 33, no. 3, pp. 293–302, Jan. 2008, Accessed: Apr. 29, 2025. [Online]. Available: https://acoustics3.ippt.pan.pl/index.php/aa/article/view/532