Update README.md

README.md

@@ -1,5 +1,9 @@
 ---
 license: cc-by-4.0
+tags:
+- BCI
+- EEG
+- SSVEP
 ---
 
 # BETA: A Benchmark Database Towards BCI Application
@@ -10,7 +14,6 @@ license: cc-by-4.0
 - **Authors:** Bingchuan Liu, Xiaoshan Huang, Yijun Wang, Xiaogang Chen, Xiaorong Gao  
 - **Year:** 2020  
 - **Journal:** Frontiers in Neuroscience  
-- **License:** CC-BY 4.0 (recommended, please confirm before publishing)  
 - **Links:**  
   - [Figshare Download](https://figshare.com/articles/dataset/The_BETA_database/12264401)  
   - [Tsinghua BCI Lab](http://bci.med.tsinghua.edu.cn/download.html)  
@@ -36,3 +39,18 @@ from datasets import load_dataset
 
 dataset = load_dataset("your-username/beta")
 print(dataset)
+
+## Citation
+
+We appreciate it if you cite the following work:
+
+```bibtex
+@article{liu2020beta,
+  title={BETA: A large benchmark database toward SSVEP-BCI application},
+  author={Liu, Bingchuan and Huang, Xiaoshan and Wang, Yijun and Chen, Xiaogang and Gao, Xiaorong},
+  journal={Frontiers in neuroscience},
+  volume={14},
+  pages={627},
+  year={2020},
+  publisher={Frontiers Media SA}
+}