High-order accurate schemes for Maxwell's equations with nonlinear active media and material interfaces
arXiv (2021) - Comments
arxiv: 2108.09519  issn: 2331-8422  doi: 10.1016/j.jcp.2022.111051 

Qing Xia, Jeffrey W. Banks, William D. Henshaw, Alexander V. Kildishev, Gregor Kovačič, Ludmila J. Prokopeva, Donald W. Schwendeman