@inproceedings{ove1954notes,
title={Notes on the diophantine equation$y$^{2}−$k$=$x$^{3}},
author={Ove Hemer},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203418315547904},
booktitle={Arkiv for Matematik},
volume={3},
number={1},
pages={67-77},
year={1954},
}