TY - JOUR AU - V. A. Belyaev TI - Solving the Poisson equation with singularities by the least-squares collocation method JO - Sibirskij žurnal vyčislitelʹnoj matematiki PY - 2020 SP - 249 EP - 263 VL - 23 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SJVM_2020_23_3_a1/ LA - ru ID - SJVM_2020_23_3_a1 ER -