The following publications are possibly variants of this publication:
- Error estimates of a conservative finite difference Fourier pseudospectral method for the Klein-Gordon-Schrödinger equationBingquan Ji, Luming Zhang. cma, 79(7):1956-1971, 2020. [doi]
- Semi-explicit symplectic partitioned Runge-Kutta Fourier pseudo-spectral scheme for Klein-Gordon-Schrödinger equationsLinghua Kong, Jingjing Zhang, Ying Cao, Yali Duan, Hong Huang. cphysics, 181(8):1369-1377, 2010. [doi]
- A fourth-order exponential wave integrator Fourier pseudo-spectral method for the Klein-Gordon equationBingquan Ji, Luming Zhang. appml, 109:106519, 2020. [doi]