Šalinić, Slaviša, Marko Todorović, and Aleksandar Obradović. “An Analytical Approach for Free Vibration Analysis of Euler-Bernoulli Stepped Beams With Axial-Bending Coupling Effect ”. Engineering TODAY 1, no. 4 (January 15, 2023). Accessed June 13, 2026. https://engineering-today.com/index.php/et/article/view/24.