Update README.md

README.md

@@ -52,4 +52,9 @@ data
 │   └── videos
 └── pvsg.json
 ```
-We suggest our users to play with `./notebooks/Visualize_Dataset.ipynb` to quickly get familiar with PSG dataset.
+We suggest our users to play with `./notebooks/Visualize_Dataset.ipynb` to quickly get familiar with PVSG dataset.
+
+## Citation
+For more information about the methods used in this dataset, please refer to the following paper:
+
+[Panoptic Video Scene Graph Generation](https://arxiv.org/abs/2310.15166), arXiv:2310.15166.