J. Awrejcewicz, “Quasi-periodic solutions: analytical and numerical investigations”, Comp. Assist. Methods Eng. Sci., vol. 2, no. 1, pp. 1–17, Aug. 2023, Accessed: Jan. 18, 2026. [Online]. Available: https://cames.ippt.gov.pl/index.php/cames/article/view/1508