%0 Journal Article %A G. P. Man'ko %A V. L. Rvachev %A L. I. Shklyarov %T The construction of a sequence of coordinate functions in solving Dirichlet and Neumann problems for regions of composite form %J Differencialʹnye uravneniâ %D 1968 %P 702-713 %V 4 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1968_4_4_a14/ %G ru %F DE_1968_4_4_a14