Geodesic
The variational principle for hypoelliptic equations with constant coefficients
Differencialʹnye uravneniâ, Tome 22 (1986) no. 2, pp. 338-343 
V. M. Filippov. The variational principle for hypoelliptic equations with constant coefficients. Differencialʹnye uravneniâ, Tome 22 (1986) no. 2, pp. 338-343. http://geodesic.mathdoc.fr/item/DE_1986_22_2_a18/
@article{DE_1986_22_2_a18,
     author = {V. M. Filippov},
     title = {The variational principle for hypoelliptic equations with constant coefficients},
     journal = {Differencialʹnye uravneni\^a},
     pages = {338--343},
     year = {1986},
     volume = {22},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1986_22_2_a18/}
}
TY  - JOUR
AU  - V. M. Filippov
TI  - The variational principle for hypoelliptic equations with constant coefficients
JO  - Differencialʹnye uravneniâ
PY  - 1986
SP  - 338
EP  - 343
VL  - 22
IS  - 2
UR  - http://geodesic.mathdoc.fr/item/DE_1986_22_2_a18/
LA  - ru
ID  - DE_1986_22_2_a18
ER  - 
%0 Journal Article
%A V. M. Filippov
%T The variational principle for hypoelliptic equations with constant coefficients
%J Differencialʹnye uravneniâ
%D 1986
%P 338-343
%V 22
%N 2
%U http://geodesic.mathdoc.fr/item/DE_1986_22_2_a18/
%G ru
%F DE_1986_22_2_a18

Voir la notice de l'article provenant de la source Math-Net.Ru