TY  - JOUR
AU  - Z. Petrova
TI  - Oscillation Properties of a Class of

 Second Order Equations
JO  - Novi Sad Journal of Mathematics
PY  - 2008
SP  - 113
EP  - 119
VL  - 38
IS  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/NSJOM_2008_38_3a_14/
ID  - NSJOM_2008_38_3a_14
ER  -