BRINK, Ulrich; KREIENMEYER, Monika; PETERS, Klaus; STEIN, Erwin. Aspects of Trefftz’ Method in BEM and FEM and their coupling. Computer Assisted Methods in Engineering and Science, [S. l.], v. 4, n. 3-4, p. 327–344, 2023. Disponível em: https://cames3.ippt.pan.pl/index.php/cames/article/view/1553. Acesso em: 12 jan. 2025.