@article{TSG_1986-1987__5__67_0,
     author = {Tagmouti, Mohamed Ali},
     title = {La finitude du nombre des lacunes de l'op\'erateur de {Schr\"odinger} bidimensionnel},
     journal = {S\'eminaire de th\'eorie spectrale et g\'eom\'etrie},
     pages = {67--75},
     publisher = {Institut Fourier},
     address = {Grenoble},
     volume = {5},
     year = {1986-1987},
     mrnumber = {1046243},
     zbl = {0900.35259},
     language = {fr},
     url = {http://archive.numdam.org/item/TSG_1986-1987__5__67_0/}
}