@article{10_4007_annals_2009_170_961,
     author = {Bassam Fayad and Kostantin Khanin},
     title = {Smooth linearization of commuting circle diffeomorphisms},
     journal = {Annals of mathematics},
     pages = {961--980},
     publisher = {mathdoc},
     volume = {170},
     number = {2},
     year = {2009},
     doi = {10.4007/annals.2009.170.961},
     mrnumber = {2552115},
     zbl = {1177.37045},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4007/annals.2009.170.961/}
}