Schabowicz, Krzysztof. “Methodology for Non-Destructive Identification of Thickness of Unilaterally Accessible Concrete Elements by Means of State-of-the-Art Acoustic Techniques”. Journal of Civil Engineering and Management 19, no. 3 (June 14, 2013): 325-334. Accessed November 23, 2024. https://btp.vgtu.lt/index.php/JCEM/article/view/3848.