Błażejewski, Paweł, Tomasz Klekiel, Sebastian Kołodziej, Jakub Marcinowski, and Volodymyr Sakharov. “Buckling Resistance of Metal Columns With Smoothly Variable Cross Sections”. Archives of Civil Engineering 69, no. 3 (September 30, 2023): 613–628. Accessed October 20, 2026. https://wydawnictwo.pan.pl/index.php/ace/article/view/4162.