, 18 | Computational Science Engineering & Data Science by, Nodal Discontinuous Galerkin Methods. Algorithms, analysis, and applications, 2007.

F. A. Kretzschmar, I. Moiola, and . Perugia, A Priori Error Analysis of Space-Time Trefftz Discontinuous Galerkin Methods for Wave Problems, 2016.

O. C. Zienkiewicz, Trefftz Type Approximation and the Generalized Finite Element Method-History and Developement, 1997.

I. Herrera, Trefftz Method: a General Theory, 2000.

A. Maciag, Wave Polynomials in Elasticity Problems, 2006.