%0 Journal Article %A Vrkoč, Ivo %T On certain properties of a system of linear differential equations %J Časopis pro pěstování matematiky %D 1965 %P 311-322 %V 090 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/CPM.1965.108758/ %R 10.21136/CPM.1965.108758 %G en %F 10_21136_CPM_1965_108758