@article{JEMS_2014_16_9_a4,
     author = {Artur Avila and Svetlana Jitomirskaya and Christian Sadel},
     title = {Complex one-frequency cocycles},
     journal = {Journal of the European Mathematical Society},
     pages = {1915--1935},
     publisher = {mathdoc},
     volume = {16},
     number = {9},
     year = {2014},
     doi = {10.4171/jems/479},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/jems/479/}
}