Jianqiang Xie Xiao Yan Muhammad Aamir Ali Zakia Hammouch A linear decoupled physical-property-preserving difference method for fractional-order generalized Zakharov system. 115044 2023 July 426 J. Comput. Appl. Math. https://doi.org/10.1016/j.cam.2022.115044 db/journals/jcam/jcam426.html#XieYAH23