Bondarenko , O. G. “DETERMINATION OF THE ACTUAL AREA OF DRY ACOUSTIC CONTACT IN THE SYSTEM ‘TRANSDUCER–PRODUCT’ IN LOW-FREQUENCY DEFECTOSCOPY”. METHODS AND DEVICES OF QUALITY CONTROL, no. 2(43) (December 24, 2019): 5–15. Accessed November 23, 2024. https://mpky.nung.edu.ua/index.php/mpky/article/view/496.