@article{AIHPC_2005__22_3_259_0,
     author = {Bartsch, Thomas and Weth, Tobias},
     title = {Three nodal solutions of singularly perturbed elliptic equations on domains without topology},
     journal = {Annales de l'I.H.P. Analyse non lin\'eaire},
     pages = {259--281},
     publisher = {Elsevier},
     volume = {22},
     number = {3},
     year = {2005},
     doi = {10.1016/j.anihpc.2004.07.005},
     mrnumber = {2136244},
     zbl = {02192472},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/j.anihpc.2004.07.005/}
}