@article{AIHPC_2006__23_6_829_0,
     author = {Li, Yongqing and Wang, Zhi-Qiang and Zeng, Jing},
     title = {Ground states of nonlinear {Schr\"odinger} equations with potentials},
     journal = {Annales de l'I.H.P. Analyse non lin\'eaire},
     pages = {829--837},
     publisher = {Elsevier},
     volume = {23},
     number = {6},
     year = {2006},
     doi = {10.1016/j.anihpc.2006.01.003},
     mrnumber = {2271695},
     zbl = {1111.35079},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/j.anihpc.2006.01.003/}
}