Ladevèze, Pierre, and Lionel Arnaud. “A New Computational Method for Structural Vibrations in the Medium-Frequency Range”. Computer Assisted Methods in Engineering and Science 7, no. 2 (April 3, 2023): 219–226. Accessed January 26, 2025. https://cames3.ippt.pan.pl/index.php/cames/article/view/1252.