@inproceedings{leif1997a,
title={A Dirichlet principle for the complex Monge-Ampère operator},
author={Leif Persson},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203556537820729},
booktitle={Arkiv for Matematik},
volume={37},
number={2},
pages={345-356},
year={1997},
}