Update README.md

README.md

@@ -65,6 +65,7 @@ After the dataset has been prepared, we could run the follow command to train.
 ![result](./data/result.png)
 
 ## Citation
+``` 
 inproceedings{10.1145/3503161.3548187,
 author = {Tu, Junfeng and Liu, Xueliang and Lin, Zongxiang and Hong, Richang and Wang, Meng},
 title = {Differentiable Cross-Modal Hashing via Multimodal Transformers},
@@ -73,6 +74,7 @@ booktitle = {Proceedings of the 30th ACM International Conference on Multimedia}
 pages = {453–461},
 numpages = {9},
 }
+```
 
 ## Acknowledegements
 [CLIP](https://github.com/openai/CLIP)