TY  - JOUR
AU  - Palumbíny, Oleg
TI  - On oscillatory solutions of fourth order ordinary differential equations
JO  - Czechoslovak Mathematical Journal
PY  - 1999
SP  - 779
EP  - 790
VL  - 49
IS  - 4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/CMJ_1999__49_4_a8/
LA  - en
ID  - CMJ_1999__49_4_a8
ER  -