@inproceedings{peter1971projective,
title={Projective planes with a condition on projectivities},
author={Peter Lorimer},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203451256736185},
booktitle={Arkiv for Matematik},
volume={11},
number={1},
pages={139-145},
year={1971},
}