Update README.md

README.md

@@ -27,4 +27,17 @@ We adopt the official split:
 
 ---
 
-ActivityNet Official Release: [ActivityNet Download](http://activity-net.org/download.html)
+ActivityNet Official Release: [ActivityNet Download](http://activity-net.org/download.html)
+
+---
+
+## 🌟 Citation
+
+```bibtex
+@inproceedings{caba2015activitynet,
+  title={Activitynet: A large-scale video benchmark for human activity understanding},
+  author={Caba Heilbron, Fabian and Escorcia, Victor and Ghanem, Bernard and Carlos Niebles, Juan},
+  booktitle={Proceedings of the IEEE/CVF Conference on Computer Vision and Pattern Recognition (CVPR)},
+  year={2015}
+}
+```