@article{EJDE_2010__2010__a198,
     author = {Rajendran, Dhanya and Tyagi, Jagmohan},
     title = {Existence of nonnegative solutions to positone-type problems in $\Bbb R^N$ with indefinite weights},
     journal = {Electronic Journal of Differential Equations},
     publisher = {mathdoc},
     volume = {2010},
     year = {2010},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EJDE_2010__2010__a198/}
}