@article{SJVM_2020_23_3_a1,
     author = {V. A. Belyaev},
     title = {Solving the {Poisson} equation with singularities by the least-squares collocation method},
     journal = {Sibirskij \v{z}urnal vy\v{c}islitelʹnoj matematiki},
     pages = {249--263},
     publisher = {mathdoc},
     volume = {23},
     number = {3},
     year = {2020},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/SJVM_2020_23_3_a1/}
}