Stable solitons in the one- and two-dimensional generalized cubic-quintic nonlinear Schrödinger equation with fourth-order diffraction and 𝒫𝒯-symmetric potentialsNathan Tchepemen Nkouessi, Gaston Camus Tiofack Latchio and Alidou MohamadouEur. Phys. J. D, 74 2 (2020) 32DOI: https://doi.org/10.1140/epjd/e2020-100428-8