Numerical Method for Solving an inverse Cauchy problem for Helmholtz equation using CGLS, BICGSTAB and PCG. Academic Science Journal, [S. l.], v. 2, n. 3, p. 232–253, 2024. DOI: 10.24237/ASJ.02.03.776B. Disponível em: https://acadscij.uodiyala.edu.iq/index.php/Home/article/view/133. Acesso em: 9 may. 2025.