Nechita, Mihai. “Solving Ill-Posed Helmholtz Problems With Physics-Informed Neural Networks”. J. Numer. Anal. Approx. Theory 52, no. 1 (July 10, 2023): 90–101. Accessed December 21, 2024. https://ictp.acad.ro/jnaat/journal/article/view/1305.