diff --git a/README.md b/README.md
index acc32b0..3756a04 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 # Spatio-Temporal Differential Equation Netwoek
 
 This is a Pytroch implementation of Spatio-temporal Differential Equation Network (STDEN) for physics-guided traffic flow prediction, as described in our paper:
-Jiahao Ji, Jingyuan Wang, Zhe Jiang, Jiawei Jiang, and Hu Zhang, **STDEN: Towards Physics-guided Neural Networks for Traffic Flow Prediction**, AAAI 2022. 
+Jiahao Ji, Jingyuan Wang, Zhe Jiang, Jiawei Jiang, and Hu Zhang, **[STDEN: Towards Physics-guided Neural Networks for Traffic Flow Prediction](https://www.bigscity.com/publications/)**, AAAI 2022. 
 
 The training framework of this project comes from [chnsh](https://github.com/chnsh/DCRNN_PyTorch). Thanks a lot :)