%0 Journal Article %A Kaňovský, Vladimír %T Global transformations of linear differential equations and quadratic functionals. I %J Archivum mathematicum %D 1983 %P 161-171 %V 19 %N 3 %U http://geodesic.mathdoc.fr/item/ARM_1983_19_3_a7/ %G en %F ARM_1983_19_3_a7