%0 Journal Article %A Nguyen, Anh Tuan %T On an effective criterion of solvability of boundary value problems for ordinary differential equation of $n$-th order %J Archivum mathematicum %D 2005 %P 451-460 %V 41 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/ARM_2005__41_4_a8/ %G en %F ARM_2005__41_4_a8