MathSciDoc: An Archive for Mathematician ∫

@inproceedings{d.1970a,
  title={A nullstellensatz for ordered fields},
  author={D. W. Dubois},
  url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203443972633126},
  booktitle={Arkiv for Matematik},
  volume={8},
  number={2},
  pages={111-114},
  year={1970},
}