@inproceedings{barry2005meromorphic,
title={Meromorphic Szegő functions and asymptotic series for Verblunsky coefficients},
author={Barry Simon},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203348608577676},
booktitle={Acta Mathematica},
volume={195},
number={2},
pages={267-285},
year={2005},
}
Barry Simon. Meromorphic Szegő functions and asymptotic series for Verblunsky coefficients. 2005. Vol. 195. In Acta Mathematica. pp.267-285. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203348608577676.