@misc{nishi2020implementation,
  title={Implementation of quantum imaginary-time evolution method on NISQ devices: Nonlocal approximation},
  author={Hirofumi Nishi and Taichi Kosugi and Yu-ichiro Matsushita},
  year={2020},
  eprint={2005.12715},
  archivePrefix={arXiv},
  primaryClass={quant-ph},
  doi={10.1038/s41534-021-00409-y},
  url={https://arxiv.org/abs/2005.12715}
}