@inproceedings{ernst1951the, title={The diophantine equation$ax$^{3}+$by$^{3}+$cz$^{3}=0.}, author={Ernst S. Selmer}, url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203131683719734}, booktitle={Acta Mathematica}, volume={85}, number={1}, pages={203-362}, year={1951}, }