%0 Journal Article %A V. V. Smelov %T The unique formation of conditions on the interior and exterior boundaries of the domain in the $P_{2N+1}$-approximation of the method of spherical harmonics %J Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki %D 1979 %P 248-252 %V 19 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZVMMF_1979_19_1_a26/ %G ru %F ZVMMF_1979_19_1_a26