%0 Journal Article %A Došlý, Ondřej %T Constants in the oscillation theory of higher order Sturm-Liouville differential equations %J Electronic journal of differential equations %D 2002 %V 2002 %U http://geodesic.mathdoc.fr/item/EJDE_2002__2002__a50/ %G en %F EJDE_2002__2002__a50