TY  - JOUR
AU  - N. I. Vasilyev
AU  - Yu. A. Klokov
TI  - The solvability of boundary value problems in the small
JO  - Differencialʹnye uravneniâ
PY  - 1973
SP  - 1187
EP  - 1194
VL  - 9
IS  - 7
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DE_1973_9_7_a2/
LA  - ru
ID  - DE_1973_9_7_a2
ER  -