@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}, zbl = {0795.47032}, mrnumber = {1244183}, language = {en}, url = {http://www.numdam.org/item/AIHPA_1993__59_1_91_0/} }