Added references to authors inside readme

README.md

@@ -49,4 +49,15 @@ The primary objective of the CHANGE-IT dataset is to facilitate research on styl
 ## Data Fields
 - `headline`: The original headline of the newspaper.
 - `full_text`: The article full text associated to the respective headline.
-- `source`: The newspaper the sample is coming from, which can be either `repubblica` or `ilgiornale`.
+- `source`: The newspaper the sample is coming from, which can be either `repubblica` or `ilgiornale`.
+
+## Citatation
+If you use this dataset, please cite the original authors:
+
+```
+@article{de2020change,
+  title={CHANGE-IT@ EVALITA 2020: Change Headlines, Adapt News, GEnerate},
+  author={De Mattei, Lorenzo and Cafagna, Michele and AI, Aptus and Dell’Orletta, Felice and Nissim, Malvina and Gatt, Albert},
+  year={2020}
+}
+```