TY  - JOUR
AU  - V. I. Zubov
TI  - Differential equations for functions of several independent
JO  - Doklady Akademii Nauk
PY  - 1992
SP  - 592
EP  - 596
VL  - 326
IS  - 4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1992_326_4_a2/
LA  - ru
ID  - DAN_1992_326_4_a2
ER  -