@article {DBLP:journals/isci/ZhengCYZZ19,
	title = {Interactive natural language question answering over knowledge graphs},
	journal = {Inf. Sci.},
	volume = {481},
	year = {2019},
	pages = {141{\textendash}159},
	doi = {10.1016/j.ins.2018.12.032},
	url = {http://scholar.pku.edu.cn/sites/default/files/leizou/files/gsi_0.pdf},
	author = {Weiguo Zheng and Hong Cheng and Jeffrey Xu Yu and Lei Zou and Kangfei Zhao}
}
