@inproceedings{conan2013thin,
title={THIN INSTANTONS IN G2-MANIFOLDS AND SEIBERG-WITTEN INVARIANTS},
author={Conan Leung, Xiaowei Wang, and Ke Zhu},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20160828214251091976519},
booktitle={JDG},
year={2013},
}