@article{VUU_2021_31_1_a0,
     author = {A. S. Il'inskii and I. S. Polyanskii and D. E. Stepanov},
     title = {On the convergence of the barycentric method in solving internal {Dirichlet} and {Neumann} problems in $ \mathbb{R}^2$ for the {Helmholtz} equation},
     journal = {Vestnik Udmurtskogo universiteta. Matematika, mehanika, kompʹ\^uternye nauki},
     pages = {3--18},
     publisher = {mathdoc},
     volume = {31},
     number = {1},
     year = {2021},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VUU_2021_31_1_a0/}
}