%0 Journal Article %A Yu. P. Boglaev %T Block representations of operators and parallel computations in boundary-value problems for second-order linear equations %J Doklady Akademii Nauk %D 1983 %P 269-272 %V 271 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1983_271_2_a1/ %G ru %F DAN_1983_271_2_a1