TY  - JOUR
AU  - I. T. Kiguradze
TI  - Conditions for non-oscillation of singular linear differential equations of second order
JO  - Matematičeskie zametki
PY  - 1969
SP  - 633
EP  - 639
VL  - 6
IS  - 5
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/MZM_1969_6_5_a14/
LA  - ru
ID  - MZM_1969_6_5_a14
ER  -