TY  - JOUR
AU  - L. V. Kritskov
TI  - Distribution of the eigenvalues of singular differential operators on an interval
JO  - Differencialʹnye uravneniâ
PY  - 1993
SP  - 773
EP  - 779
VL  - 29
IS  - 5
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DE_1993_29_5_a5/
LA  - ru
ID  - DE_1993_29_5_a5
ER  -