@article{ASENS_1982_4_15_1_1_0,
     author = {Berthier, Anne},
     title = {On the point spectrum of {Schr\"odinger} operators},
     journal = {Annales scientifiques de l'\'Ecole Normale Sup\'erieure},
     pages = {1--15},
     publisher = {Elsevier},
     volume = {Ser. 4, 15},
     number = {1},
     year = {1982},
     doi = {10.24033/asens.1418},
     mrnumber = {84i:35106},
     zbl = {0487.35071},
     language = {en},
     url = {http://archive.numdam.org/articles/10.24033/asens.1418/}
}