@article{05854923,
title = {Existence of infinitely many solutions for degenerate and singular elliptic systems with indefinite concave nonlinearities.},
journal = {Electronic Journal of Differential Equations (EJDE) [electronic only]},
volume = {2011},
year = {2011},
zbl = {1220.35036},
language = {en},
url = {http://dml.mathdoc.fr/item/05854923}
}
Nguyen Thanh Chung. Existence of infinitely many solutions for degenerate and singular elliptic systems with indefinite concave nonlinearities.. Electronic Journal of Differential Equations (EJDE) [electronic only], Tome 2011 (2011) . http://gdmltest.u-ga.fr/item/05854923/