Retraction: Xingjie Yan, Ruofan An, Yu Zhang and Xingxing Liu. Orbital stability of the periodic peakons for the higher-order modified Camassa-Holm equation. Discrete and Continuous Dynamical Systems - Series S, 18 (2025), 683-709. doi:10.3934/dcdss.2024058 - Retraction Notice | RetractBase