@article{BUMI_2001_8_4B_2_a1, author = {Alessio, Francesca and Caldiroli, Paolo and Montecchiari, Piero}, title = {Infinitely many solutions for a class of semilinear elliptic equations in $\mathbb{R}^N$}, journal = {Bollettino della Unione matematica italiana}, pages = {311--317}, publisher = {mathdoc}, volume = {Ser. 8, 4B}, number = {2}, year = {2001}, zbl = {1024.35033}, mrnumber = {1153310}, language = {en}, url = {http://geodesic.mathdoc.fr/item/BUMI_2001_8_4B_2_a1/} }