[1] D.Mora, G.Rivera, R.Rodríguez: A Virtual Element Method for the Steklov EigenvalueProblem. Mathematical Models and Methods in Applied Sciences, 25(2015)1421-1445.[2] G.Vacca, L.Beirão da Veiga: Virtual Element Methods for Parabolic Problems on Polyg-onal Meshes. Numerical Methods for Partial Differential Equations, 31(2017)2110-2134.[3] Hu, Y.Chen, A conservative difference scheme for two-dimensional nonlinear Schröding-er equation with wave operator, Number. Methods Partial Differ. Equ. 32(3)(2015)862-876.[4] Y.Yang, H.Li, X.Guo, A linearized energy-conservative scheme for two-dimensional no-nlinear Schrödinger equation with wave operator, Appl. Math. Comput. 404(2021)126-234.[5] Meng Li: Cut-Off Error Splitting Technique for Conservative Nonconforming VEM forN-Coupled Nonlinear Schrödinger-Boussinesq Equations Journal of Scientific Computing,(2022)93:86.