Laukaitis, Antanas, and Vytautas Lasauskas. “Akytojo Betono Garso Absorbcijos Tyrimai”. Journal of Civil Engineering and Management 2, no. 8 (December 31, 1996): 67-72. Accessed November 25, 2024. https://jcem.vgtu.lt/index.php/JCEM/article/view/9513.