%0 Journal Article %@ 0001-6969 %A Komornik Vilmos %D 1983 %F acta:14891 %J Acta scientiarum mathematicarum %K Matematika %P 261-271 %T Upper estimates for the eigenfunctions of higher order of a linear differential operator %U http://acta.bibl.u-szeged.hu/14891/ %V 45 %Z Bibliogr.: 271. p.