Ihlenburg, F. and Babuška, I. (2023) “Solution of Helmholtz problems by knowledge-based FEM”, Computer Assisted Methods in Engineering and Science, 4(3-4), pp. 397–415. Available at: https://cames3.ippt.pan.pl/index.php/cames/article/view/1381 (Accessed: 12 January 2025).