Tulebekova, Assel, Nurgul Shakirova, Aizhan Zhankina, and Yerbolat Muratov. “Non-Destructive Testing of Bored Piles”. Technobius 1, no. 3 (September 30, 2021): 0002. Accessed November 21, 2024. https://technobius.kz/index.php/tech/article/view/7.