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Tokman, M. D., Westerhof, E. ., & Gavrilova, M. A. (2000). Wave power flux and ray-tracing in regions of resonant absorption. Plasma Physics and Controlled Fusion, 42, 91-98. https://doi.org/10.1088/0741-3335/42/2/302 (Original work published 2025)
Tokman, M. D., Westerhof, E. ., & Gavrilova, M. A. (2000). On the energy flux of stationary electromagnetic waves in anisotropic dissipative media with spatial dispersion. Journal of Experimental and Theoretical Physics, 91, 1141-1146. https://doi.org/10.1134/1.1342880 (Original work published 2000)