%0 Journal Article %A V. Komkov %T A note on the semi-inverse approach to oscillation theory for ordinary second-order linear differential equations %J Colloquium Mathematicum %D 1973 %P 141-144 %V 28 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm-28-1-141-144/ %R 10.4064/cm-28-1-141-144 %G en %F 10_4064_cm_28_1_141_144