@inproceedings{liviu2003potential,
title={Potential 1-forms for hyper-Khler structures with torsion},
author={Liviu Ornea, Yat Sun Poon, and Andrew Swann},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191020221134858514348},
booktitle={Classical and Quantum Gravity},
volume={20},
number={9},
pages={1845},
year={2003},
}
Liviu Ornea, Yat Sun Poon, and Andrew Swann. Potential 1-forms for hyper-Khler structures with torsion. 2003. Vol. 20. In Classical and Quantum Gravity. pp.1845. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191020221134858514348.