@inproceedings{yat2001potential,
title={Potential functions of HKT spaces},
author={Yat Sun Poon, and Andrew Swann},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191020221046334481345},
booktitle={Classical and Quantum Gravity},
volume={18},
number={21},
pages={4711-4714},
year={2001},
}
Yat Sun Poon, and Andrew Swann. Potential functions of HKT spaces. 2001. Vol. 18. In Classical and Quantum Gravity. pp.4711-4714. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191020221046334481345.