Legrand, Mathias, Sébastien Roques, Christophe Pierre, Bernard Peseux, and Patrice Cartraud. “N-Dimensional Harmonic Balance Method Extended to Non-Explicit Nonlinearities”. European Journal of Computational Mechanics 15, no. 1-3 (July 4, 2006): 269–280. Accessed November 15, 2024. https://journals.riverpublishers.com/index.php/EJCM/article/view/2149.