%0 Journal Article %A V. A. Belyaev %T Solving the Poisson equation with singularities by the least-squares collocation method %J Sibirskij žurnal vyčislitelʹnoj matematiki %D 2020 %P 249-263 %V 23 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/SJVM_2020_23_3_a1/ %G ru %F SJVM_2020_23_3_a1