@inproceedings{otte1973intersection,
title={Intersection properties of balls in complex Banach spaces whose duals are$L$_{1}spaces},
author={Otte Hustad},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203232313586171},
booktitle={Acta Mathematica},
volume={132},
number={1},
pages={283-313},
year={1973},
}
Otte Hustad. Intersection properties of balls in complex Banach spaces whose duals are$L$_{1}spaces. 1973. Vol. 132. In Acta Mathematica. pp.283-313. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203232313586171.