1. Akhmadiev R. R., Afanasenko V. G. Ultrasonic Control of the Border of Two-Layer Sheets. Teoria. Practika. Innovacii [Theory. Practice. Innovation]. 2017. no. 12 (24). pp. 88-94. (In Russ.)
2. Yacishen V. V., Slusarev M. V. Ultrasonic Diagnostics of Defects in the Fusion Zone in Layered Composite Materials. Physics of Wave Processes and Radio Systems. 2011, vol. 14, no. 4, pp. 103-105. (In Russ.)
3. Rozina M. V., Trofimova G. A. Some of the «Painful» Issues of Traditional Ultrasonic Testing. Vmire NK [In the world of NT]. 2013, no. 2, pp. 18-20. (In Russ.)
4. Sherbinskii V. G., Artemiev S. A., Antonova N. M., Panferov K. V., Grachev A. U., Kopylov A. P., Zaharov A. F., Mitroshin S. A. Mobile Multi-Channel Installation "LIST-4" for Ultrasonic Control of Sheet Metal. Defectoskopy. 2014, no. 5, pp. 3-8. (In Russ.)
5. Meleshko N. V., Petrov A. A. Angular Reflector and Side Cylindrical Hole. MEGATECH Novye tehnologii v promyshlennoi diagnostike i bezopasnosti [MEGATECH New Technologies in Industrial Diagnostics and Safety]. 2013, no. 1, pp. 68-71. (In Russ.)