Azimov , Salokhiddin, and Javohir Toshqobilov. “CALCULATIONS FOR HEAT EXCHANGER EXPANSION BELLOWS MADE OF B443 (UNS N06625) MATERIAL”. Techscience Uz - Topical Issues of Technical Sciences, vol. 3, no. 5, Aug. 2025, pp. 80-86, doi:10.47390/ts-v3i5y2025N11.