The following publications are possibly variants of this publication:
- The Power of Trefftz Approximations: Finite Difference, Boundary Difference and Discontinuous Galerkin Methods; Nonreflecting Conditions and Non-Asymptotic HomogenizationFritz Kretzschmar, Sascha M. Schnepp, Herbert Egger, Farzad Ahmadi, Nabil Nowak, Vadim A. Markel, Igor Tsukerman. fdm 2015: 50-61 [doi]
- Discontinuous Galerkin methods with Trefftz approximationsFritz Kretzschmar, Sascha M. Schnepp, Igor Tsukerman, Thomas Weiland. jcam, 270:211-222, 2014. [doi]
- A Space-Time Discontinuous Galerkin Trefftz Method for Time Dependent Maxwell's EquationsHerbert Egger, Fritz Kretzschmar, Sascha M. Schnepp, Thomas Weiland. siamsc, 37(5), 2015. [doi]