Kelevišius, Kęstutis, Jonas Amšiejus, and Šarūnas Skuodis. “The Influence of Changing Shaft Friction of the Pile to Wave Propagation”. Engineering Structures and Technologies 3, no. 2 (January 9, 2019): 64-71. Accessed December 22, 2024. https://journals.vilniustech.lt/index.php/EST/article/view/7489.