The (2 + 1)-dimensional Heisenberg ferromagnetic spin chain equation: its solitons and Jacobi elliptic function solutionsKamyar Hosseini, Soheil Salahshour, Mohammad Mirzazadeh, Ali Ahmadian, Dumitru Baleanu and Arian KhoshrangEur. Phys. J. Plus, 136 2 (2021) 206DOI: https://doi.org/10.1140/epjp/s13360-021-01160-1