@article{10_4007_annals_2010_171_1931, author = {David Damanik and Rowan Killip and Barry Simon}, title = {Perturbations of orthogonal polynomials with periodic recursion coefficients}, journal = {Annals of mathematics}, pages = {1931--2010}, publisher = {mathdoc}, volume = {171}, number = {3}, year = {2010}, doi = {10.4007/annals.2010.171.1931}, mrnumber = {2680401}, zbl = {1194.47031}, language = {en}, url = {http://geodesic.mathdoc.fr/articles/10.4007/annals.2010.171.1931/} }