Zhu, Yuzhou, and Albert C. J. Luo. “Periodic Motions With Impact Chatters in an Impact Double-Well Duffing Oscillator”. Discontinuity, Nonlinearity, and Complexity 16, no. 1 (March 1, 2027): 147–188. Accessed November 11, 2026. https://lhscientificpublishing.com/index.php/DNC/article/view/2481.