@article{AIHPA_1993__59_1_91_0,
     author = {Nenciu, G.},
     title = {Floquet operators without absolutely continuous spectrum},
     journal = {Annales de l'I.H.P. Physique th\'eorique},
     pages = {91--97},
     publisher = {Gauthier-Villars},
     volume = {59},
     number = {1},
     year = {1993},
     mrnumber = {1244183},
     zbl = {0795.47032},
     language = {en},
     url = {http://archive.numdam.org/item/AIHPA_1993__59_1_91_0/}
}