@article {sun2020self,
	title = {Self-explaining structures improve nlp models},
	journal = {arXiv preprint arXiv:2012.01786},
	year = {2020},
	author = {Sun, Zijun and Chun Fan and Han, Qinghong and Sun, Xiaofei and Meng, Yuxian and Wu, Fei and Li, Jiwei}
}
