Roemer, J, P Zdziebko, and A Martowicz. “Multifunctional Bushing for Gas Foil Bearing - Test Rig Architecture and Functionalities”. The International Journal of Multiphysics 15, no. 1 (January 28, 2021): 73-86. Accessed October 15, 2025. https://www.themultiphysicsjournal.com/index.php/ijm/article/view/15-1-73.