@article{zhu2018hierarchical,
  title={Hierarchical Decision and Control for Continuous Multitarget Problem: Policy Evaluation With Action Delay},
  author={Zhu, Jiangcheng and Zhu, Zhun and Wang, Zhepei and Guo, Shan and Xu, Chao},
  journal={IEEE Transactions on Neural Networks and Learning Systems},
  volume={30},
  number={2},
  pages={464-473},
  year={2019},
  publisher={IEEE}
}