Pavlikov, Andriy, Dmytriy Kochkarev, Olga Harkava, and Kateryna Andriiets. “Strength Analysis of Reinforced Concrete in a Closed Space of a Metal Pipe”. Academic journal Industrial Machine Building Civil Engineering 1, no. 54 (December 30, 2020): 26–33. Accessed January 31, 2026. https://journals.nupp.edu.ua/znp/article/view/2266.