@inproceedings{steven1973another,
title={Another proof of the existence of special divisors},
author={Steven L. Kleiman, and Dan Laksov},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203231493944165},
booktitle={Acta Mathematica},
volume={132},
number={1},
pages={163-176},
year={1973},
}
Steven L. Kleiman, and Dan Laksov. Another proof of the existence of special divisors. 1973. Vol. 132. In Acta Mathematica. pp.163-176. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203231493944165.