@article{EJDE_2014__2014__a34,
     author = {Fan,  Haining},
     title = {Multiple positive solutions for a critical elliptic problem with concave and convex nonlinearities},
     journal = {Electronic journal of differential equations},
     year = {2014},
     volume = {2014},
     zbl = {1291.35076},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EJDE_2014__2014__a34/}
}