Geodesic
A Special Dulac Function for a Quadratic System on the Plane
Differencialʹnye uravneniâ, Tome 37 (2001) no. 4, pp. 481-487 
L. A. Cherkas; I. S. Shchukina. A Special Dulac Function for a Quadratic System on the Plane. Differencialʹnye uravneniâ, Tome 37 (2001) no. 4, pp. 481-487. http://geodesic.mathdoc.fr/item/DE_2001_37_4_a6/
@article{DE_2001_37_4_a6,
     author = {L. A. Cherkas and I. S. Shchukina},
     title = {A {Special} {Dulac} {Function} for a {Quadratic} {System} on the {Plane}},
     journal = {Differencialʹnye uravneni\^a},
     pages = {481--487},
     year = {2001},
     volume = {37},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_2001_37_4_a6/}
}
TY  - JOUR
AU  - L. A. Cherkas
AU  - I. S. Shchukina
TI  - A Special Dulac Function for a Quadratic System on the Plane
JO  - Differencialʹnye uravneniâ
PY  - 2001
SP  - 481
EP  - 487
VL  - 37
IS  - 4
UR  - http://geodesic.mathdoc.fr/item/DE_2001_37_4_a6/
LA  - ru
ID  - DE_2001_37_4_a6
ER  - 
%0 Journal Article
%A L. A. Cherkas
%A I. S. Shchukina
%T A Special Dulac Function for a Quadratic System on the Plane
%J Differencialʹnye uravneniâ
%D 2001
%P 481-487
%V 37
%N 4
%U http://geodesic.mathdoc.fr/item/DE_2001_37_4_a6/
%G ru
%F DE_2001_37_4_a6

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