@inproceedings{w.1998a,
title={A parametrized index theorem for the algebraic$K$-theory Euler class},
author={W. Dwyer, M. Weiss, and B. Williams},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203341582913633},
booktitle={Acta Mathematica},
volume={190},
number={1},
pages={1-104},
year={1998},
}

W. Dwyer, M. Weiss, and B. Williams. A parametrized index theorem for the algebraic$K$-theory Euler class. 1998. Vol. 190. In Acta Mathematica. pp.1-104. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203341582913633.