add a citation info

README.md

@@ -153,4 +153,14 @@ But we provide a split for LCCC-base:
 
 ### Citation Information
 
-[Needs More Information]
+Please cite the following paper if you find this dataset useful:
+
+```bibtex
+@inproceedings{wang2020chinese,
+  title={A Large-Scale Chinese Short-Text Conversation Dataset},
+  author={Wang, Yida and Ke, Pei and Zheng, Yinhe and Huang, Kaili and Jiang, Yong and Zhu, Xiaoyan and Huang, Minlie},
+  booktitle={NLPCC},
+  year={2020},
+  url={https://arxiv.org/abs/2008.03946}
+}
+```