Update README.md

README.md

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 ---
 license: mit
 ---
+
+## Citation
+If you use this code in your research please use the following citation:
+```bibtex
+@INPROCEEDINGS{9414234,
+  author={Tak, Hemlata and Patino, Jose and Todisco, Massimiliano and Nautsch, Andreas and Evans, Nicholas and Larcher, Anthony},
+  booktitle={IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)}, 
+  title={End-to-End anti-spoofing with RawNet2}, 
+  year={2021},
+  pages={6369-6373}
+}
+
+```