%0 Journal Article %A V. M. Merkis %T Solution in finite form of certain second order linear systems of ordinary differential equations %J Differencialʹnye uravneniâ %D 1969 %P 1594-1604 %V 5 %N 9 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1969_5_9_a5/ %G ru %F DE_1969_5_9_a5