TY  - JOUR
AU  - V. I. Bliznikas
AU  - Z. Yu. Lupeikis
TI  - The geometry of differential equations
JO  - Itogi Nauki i Tekhniki. Seriya Algebra. Geometriya. Topologiya 
PY  - 1974
SP  - 209
EP  - 259
VL  - 11
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/INTA_1974_11_a4/
LA  - ru
ID  - INTA_1974_11_a4
ER  -