TY  - JOUR
AU  - Yu. A. Brychkov
TI  - Smoothness with respect to part of the variables for solutions of linear partial differential equations
JO  - Differencialʹnye uravneniâ
PY  - 1974
SP  - 281
EP  - 289
VL  - 10
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DE_1974_10_2_a13/
LA  - ru
ID  - DE_1974_10_2_a13
ER  -