TY  - JOUR
AU  - V. P. Glushko
TI  - Degenerate linear differential equations. IV
JO  - Differencialʹnye uravneniâ
PY  - 1969
SP  - 599
EP  - 611
VL  - 5
IS  - 4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DE_1969_5_4_a0/
LA  - ru
ID  - DE_1969_5_4_a0
ER  -