Zhu, M. ., and Y. . Wang. “RK-HO-FDTD Scheme for Solving Time-Dependent Schrodinger Equation”. The Applied Computational Electromagnetics Society Journal (ACES), vol. 36, no. 08, Oct. 2021, pp. 968-72, https://journals.riverpublishers.com/index.php/ACES/article/view/11753.