Rafalski, Leszek, Czesław Szymankiewicz, Daniel Słowikowski, and Dariusz Petyniak. “Evaluation of Bearing Capacity of CFA Piles With Bases Widened by Means of Jet Grouting”. Roads and Bridges - Drogi i Mosty 20, no. 3 (September 29, 2021): 253–265. Accessed July 22, 2024. https://rabdim.pl/index.php/rb/article/view/v20n3p253.