@inproceedings{ulf1957a,
title={A prediction problem in game theory},
author={Ulf Grenander},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203421716070933},
booktitle={Arkiv for Matematik},
volume={3},
number={4},
pages={371-379},
year={1957},
}