“Another Approach for Obtaining the Eigenvalues of a Bernoulli-Euler Beam with a Single In-span Elastic Rod with a Tip Mass”, RJAV, vol. 22, no. 2, pp. 180–190, Dec. 2025, Accessed: Apr. 16, 2026. [Online]. Available: https://rjav.sra.ro/index.php/rjav/article/view/530