DOBRUCKI A, ŻÓŁTOGÓRSKI B, PRUCHNICKI P, BOLEJKO R. Sound-absorbing and insulating enclosures for ultrasonic range. Arch. Acoust. [Internet]. 2013 Nov. 11 [cited 2025 Apr. 26];35(2):157-64. Available from: https://acoustics3.ippt.pan.pl/index.php/aa/article/view/240