@article{JEMS_2006_8_2_a6,
     author = {Jaeyoung Byeon and Zhi-Qiang Wang},
     title = {Spherical semiclassical states of a critical frequency for {Schr\"odinger} equations with decaying potentials},
     journal = {Journal of the European Mathematical Society},
     pages = {217--228},
     publisher = {mathdoc},
     volume = {8},
     number = {2},
     year = {2006},
     doi = {10.4171/jems/48},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/jems/48/}
}