Dynamics of multiple solitons in helicoidal spin-orbit coupling Bose–Einstein condensates Pingping Fang, Juntao He, Reza Asgari, Xianlong Gao and Ji Lin Eur. Phys. J. Plus, 138 5 (2023) 482 Published online: 31 May 2023 DOI: 10.1140/epjp/s13360-023-04065-3