1. |
I. R. Rafatov, S. N. Sklyar, “Finite-difference scheme for singularly perturbed boundary value problems associated with solutions to spherically symmetric elliptic equations”, Zh. Vychisl. Mat. Mat. Fiz., 42:9 (2002), 1383–1393 ; Comput. Math. Math. Phys., 42:9 (2002), 1331–1340 |
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