@inproceedings{Yang2016Combiningdiscrete,
  title = {Combining Discrete and Neural Features for Sequence Labeling},
  author = {Jie Yang and Zhiyang Teng and Meishan Zhang and Yue Zhang},
  booktitle = {International Conference on Intelligent Text Processing and Computational Linguistics (CICLing)},
  year = {2016},
  url = {https://arxiv.org/abs/1708.07279}
}