TY  - JOUR
AU  - Yu. K. Lando
TI  - On eigenvalues and eigenfunctions of integro-differential operators
JO  - Differencialʹnye uravneniâ
PY  - 1965
SP  - 977
EP  - 989
VL  - 1
IS  - 7
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DE_1965_1_7_a11/
LA  - ru
ID  - DE_1965_1_7_a11
ER  -