TY  - JOUR
AU  - Regenda, Ján
TI  - A note on oscillation and nonoscillation criteria for fourth order linear differential equations
JO  - Mathematica slovaca
PY  - 1983
SP  - 297
EP  - 302
VL  - 33
IS  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/MASLO_1983__33_3_a5/
LA  - en
ID  - MASLO_1983__33_3_a5
ER  -