@inproceedings{christopher1996on,
title={On the greatest prime factor of a quadratic polynomial},
author={Christopher Hooley},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203210914823028},
booktitle={Acta Mathematica},
volume={117},
number={1},
pages={281-299},
year={1996},
}