@inproceedings{burton1963generalized,
title={Generalized zeta-functions},
author={Burton Randol},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203430076471008},
booktitle={Arkiv for Matematik},
volume={5},
number={1},
pages={101-111},
year={1963},
}