@inproceedings{martin2012on,
title={On complete stable minimal surfaces in 4-manifolds with positive isotropic curvature},
author={Martin Man-chun Li},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191020105856720084547},
booktitle={Proceedings of the American Mathematical Society},
volume={140},
number={8},
pages={2843-2854},
year={2012},
}

Martin Man-chun Li. On complete stable minimal surfaces in 4-manifolds with positive isotropic curvature. 2012. Vol. 140. In Proceedings of the American Mathematical Society. pp.2843-2854. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191020105856720084547.