KAWA, Olga, Przemyslaw LITEWKA, and Robert STUDZIŃSKI. “Contact Between 3D Beams With Deformable Circular Cross-Sections – Numerical Verification”. Engineering Transactions 66, no. 3 (August 27, 2018): 281–299. Accessed August 15, 2025. https://et.ippt.pan.pl/index.php/et/article/view/903.